Sa

• Jacques Saada b. 1947 first elected in 1997 as Liberal member for Brossard—La Prairie, Quebec.
• Romeo Saganash b. 1961 first elected in 2011 as New Democratic Party member for Abitibi—Baie-James—Nunavik—Eeyou, Quebec.
• Jag Sahota b. 1978 first elected in 2019 as Conservative member for Calgary Skyview, Alberta.
• Ruby Sahota first elected in 2015 as Liberal member for Brampton North, Ontario.
• Raj Saini b. 1967 first elected in 2015 as Liberal member for Kitchener Centre, Ontario.
• Harjit Sajjan b. 1970 first elected in 2015 as Liberal member for Vancouver South, British Columbia.
• Ya'ara Saks b. 1973 first elected in 2020 as Liberal member for York Centre, Ontario.
• Thomas Sales b. 1868 first elected in 1921 as Progressive member for Saltcoats, Saskatchewan.
• Max Saltsman b. 1921 first elected in 1964 as New Democratic Party member for Waterloo South, Ontario.
• Joseph Reed Sams b. 1923 first elected in 1962 as Progressive Conservative member for Wentworth, Ontario.
• Cid Samson b. 1943 first elected in 1988 as New Democratic Party member for Timmins—Chapleau, Ontario.
• Darrell Samson b. 1959 first elected in 2015 as Liberal member for Sackville—Preston—Chezzetcook, Nova Scotia.
• John Robbins Sanborn b. 1839 first elected in 1891 as Liberal member for Shefford, Quebec.
• Frederick George Sanderson b. 1870 first elected in 1925 as Liberal member for Perth South, Ontario.
• Jasbir Sandhu b. 1966 first elected as New Democratic Party member for Surrey North, British Columbia.
• Ramesh Sangha b. 1945 first elected as Liberal member for Brampton Centre, Ontario.
• Brigitte Sansoucy b. 1963 first elected as New Democratic Party member for Saint-Hyacinthe—Bagot, Quebec.
• Randeep Sarai b. 1975 first elected as Liberal member for Surrey Centre, British Columbia.
• Terry Sargeant b. 1946 first elected in 1979 as New Democratic Party member for Selkirk—Interlake, Manitoba.
• Bob Saroya b. 1952 first elected in 2015 as Conservative member for Markham—Unionville, Ontario.
• Benoît Sauvageau b. 1963 first elected in 1993 as Bloc Québécois member for Terrebonne, Quebec.
• Arthur Sauvé b. 1874 first elected in 1930 as Conservative member for Laval—Two Mountains, Quebec.
• Jeanne Sauvé b. 1922 first elected in 1972 as Liberal member for Ahuntsic, Quebec.
• Maurice Sauvé b. 1923 first elected in 1962 as Liberal member for Îles-de-la-Madeleine, Quebec.
• Michael Savage b. 1960 first elected in 2004 as Liberal member for Dartmouth—Cole Harbour, Nova Scotia.
• Edmond Savard b. 1862 first elected in 1917 as Laurier Liberal member for Chicoutimi—Saguenay, Quebec.
• Paul Vilmond Savard b. 1864 first elected in 1891 as Liberal member for Chicoutimi—Saguenay, Quebec.
• Pierre Raymond Savard b. 1927 first elected in 1977 as Liberal member for Verdun, Quebec.
• Simon-Pierre Savard-Tremblay b. 1988 first elected in 2019 as Bloc Québécois member for Saint-Hyacinthe—Bagot, Quebec.
• Alfred William Savary b. 1831 first elected in 1867 as Anti-Confederate member for Digby, Nova Scotia.
• Georges-Raoul-Léotale-Guichart-Humbert Saveuse de Beaujeu b. 1847 first elected in 1882 as Conservative member for Soulanges, Quebec.
• Denise Savoie b. 1943 first elected in 2006 as New Democratic Party member for Victoria, British Columbia.
• François Théodore Savoie b. 1846 first elected in 1904 as Liberal member for Mégantic, Quebec.
• Andy Savoy b. 1963 first elected in 2000 as Liberal member for Tobique—Mactaquac, New Brunswick.
• Andrew Saxton b. 1964 first elected in 2008 as Conservative member for North Vancouver, British Columbia.

Sc

• Francis Scarpaleggia b. 1957 first elected in 2004 as Liberal member for Lac-Saint-Louis, Quebec.
• William Bain Scarth b. 1837 first elected in 1887 as Conservative member for Winnipeg, Manitoba.
• Robert Colin Scatcherd b. 1832 first elected in 1876 as Liberal member for Middlesex North, Ontario.
• Thomas Scatcherd b. 1823 first elected in 1867 as Liberal member for Middlesex North, Ontario.
• Frederick Laurence Schaffner b. 1855 first elected in 1904 as Conservative member for Souris, Manitoba.
• Andrew Scheer b. 1979 first elected in 2004 as Conservative member for Regina—Qu'Appelle, Saskatchewan.
• Jacob Thomas Schell b. 1850 first elected in 1900 as Liberal member for Glengarry, Ontario.
• Malcolm Smith Schell b. 1855 first elected in 1904 as Liberal member for Oxford South, Ontario.
• Ted Schellenberg b. 1952 first elected in 1984 as Progressive Conservative member for Nanaimo—Alberni, British Columbia.
• Gary Schellenberger b. 1943 first elected in 2003 as Progressive Conservative member for Perth—Middlesex, Ontario.
• Stanley Schellenberger b. 1948 first elected in 1972 as Progressive Conservative member for Wetaskiwin, Alberta.
• Hélène Scherrer b. 1950 first elected in 2000 as Liberal member for Louis-Hébert, Quebec.
• Peter Schiefke b. 1979 first elected in 2015 as Liberal member for Vaudreuil—Soulanges, Quebec.
• Jamie Schmale first elected in 2015 as Conservative member for Haliburton—Kawartha Lakes—Brock, Ontario.
• Werner Schmidt b. 1932 first elected in 1993 as Reform member for Okanagan Centre, British Columbia.
• Larry Schneider b. 1938 first elected in 1988 as Progressive Conservative member for Regina—Wascana, Saskatchewan.
• Norman C. Schneider b. 1888 first elected in 1952 as Liberal member for Waterloo North, Ontario.
• Edward Schreyer b. 1935 first elected in 1965 as New Democratic Party member for Springfield, Manitoba.
• James Duncan Schroder b. 1918 first elected in 1980 as Liberal member for Guelph, Ontario.
• Deborah Schulte b. 1960 first elected in 2015 as Liberal member for King—Vaughan, Ontario.
• John Christian Schultz b. 1840 first elected in 1871 as Conservative member for Lisgar, Manitoba.
• Jacob Schulz b. 1901 first elected in 1957 as Cooperative Commonwealth Federation member for Springfield, Manitoba.
• Stanley Stanford Schumacher b. 1933 first elected in 1968 as Progressive Conservative member for Palliser, Alberta.
• Andy Scott b. 1955 first elected in 1993 as Liberal member for Fredericton—York—Sunbury, New Brunswick.
• Craig Scott b. 1962 first elected in 2012 as New Democratic Party member for Toronto—Danforth, Ontario.
• Frank Stewart Scott b. 1879 first elected in 1915 as Conservative member for Waterloo South, Ontario.
• Geoffrey Douglas Scott b. 1938 first elected in 1978 as Progressive Conservative member for Hamilton—Wentworth, Ontario.
• Michael G. Scott b. 1954 first elected in 1993 as Reform member for Skeena, British Columbia.
• Reid Scott b. 1926 first elected in 1962 as New Democratic Party member for Danforth, Ontario.
• Thomas Scott b. 1841 first elected in 1880 as Conservative member for Selkirk, Manitoba.
• Walter Scott b. 1867 first elected in 1900 as Liberal member for Assiniboia West, Northwest Territories.
• William C. Scott b. 1921 first elected in 1965 as Progressive Conservative member for Victoria, Ontario.
• Jack Scowen b. 1935 first elected in 1984 as Progressive Conservative member for Mackenzie, Saskatchewan.
• Julius Scriver b. 1826 first elected in 1869 as Liberal member for Huntingdon, Quebec.

Se

• Joseph Emm Seagram b. 1841 first elected in 1896 as Conservative member for Waterloo North, Ontario.
• William Oscar Sealey b. 1859 first elected in 1908 as Liberal member for Wentworth, Ontario.
• Kyle Seeback b. 1970 first elected in 2011 as Conservative member for Brampton West, Ontario.
• Paul-Arthur Séguin b. 1875 first elected in 1908 as Liberal member for L'Assomption, Quebec.
• Lou Sekora b. 1931 first elected in 1998 as Liberal member for Port Moody—Coquitlam, British Columbia.
• Djaouida Sellah first elected in 2011 as New Democratic Party member for Saint-Bruno—Saint-Hubert, Quebec.
• Andrew Semple b. 1837 first elected in 1887 as Liberal member for Wellington Centre, Ontario.
• Louis Adélard Sénécal b. 1829 first elected in 1867 as Conservative member for Drummond—Arthabaska, Quebec.
• Mark Cecil Senn b. 1878 first elected in 1921 as Conservative member for Haldimand, Ontario.
• Benoît Serré b. 1951 first elected in 1993 as Liberal member for Timiskaming—French River, Ontario.
• Gaetan Serré b. 1938 first elected in 1968 as Liberal member for Nickel Belt, Ontario.
• Marc Serré b. 1967 first elected in 2015 as Liberal member for Nickel Belt, Ontario.
• Albert Sévigny b. 1881 first elected in 1911 as Conservative member for Dorchester, Quebec.
• Pierre Sévigny b. 1917 first elected in 1958 as Progressive Conservative member for Longueuil, Quebec.
• Edward James Sexsmith b. 1865 first elected in 1921 as Progressive member for Lennox and Addington, Ontario.
• John Albert Sexsmith b. 1866 first elected in 1908 as Conservative member for Peterborough East, Ontario.

Sg

• Judy Sgro b. 1944 first elected in 1999 as Liberal member for York West, Ontario.

Sh

• Noah Shakespeare b. 1839 first elected in 1882 as Conservative member for Victoria, British Columbia.
• Brenda Shanahan b. 1958 first elected in 2015 as Liberal member for Châteauguay—Lacolle, Quebec.
• Walter Shanly b. 1817 first elected in 1867 as Conservative member for Grenville South, Ontario.
• Mitchell Sharp b. 1911 first elected in 1963 as Liberal member for Eglinton, Ontario.
• Samuel Simpson Sharpe b. 1873 first elected in 1908 as Conservative member for Ontario North, Ontario.
• William Henry Sharpe b. 1868 first elected in 1908 as Conservative member for Lisgar, Manitoba.
• Frank Thomas Shaver b. 1881 first elected in 1930 as Conservative member for Stormont, Ontario.
• Alexander Shaw b. 1833 first elected in 1878 as Liberal-Conservative member for Bruce South, Ontario.
• Frederick Davis Shaw b. 1909 first elected in 1940 as Social Credit member for Red Deer, Alberta.
• Hugh Murray Shaw b. 1876 first elected in 1917 as Unionist member for Macleod, Alberta.
• Joseph Tweed Shaw b. 1883 first elected in 1921 as Labour member for Calgary West, Alberta.
• Gail Shea b. 1959 first elected in 2008 as Conservative member for Egmont, Prince Edward Island.
• Charles Sheard b. 1857 first elected in 1917 as Unionist member for Toronto South, Ontario.
• Terry Sheehan b. 1970 first elected in 2015 as Liberal member for Sault Ste. Marie, Ontario.
• Alex Shepherd b. 1946 first elected in 1993 as Liberal member for Durham, Ontario.
• Francis Henry Shepherd b. 1857 first elected in 1911 as Conservative member for Nanaimo, British Columbia.
• Georgette Sheridan b. 1952 first elected in 1993 as Liberal member for Saskatoon—Humboldt, Saskatchewan.
• Louis Ralph Sherman b. 1926 first elected in 1965 as Progressive Conservative member for Winnipeg South, Manitoba.
• John Sherritt b. 1851 first elected in 1900 as Conservative member for Middlesex North, Ontario.
• Schuyler Shibley b. 1820 first elected in 1872 as Liberal-Conservative member for Addington, Ontario.
• Jack Shields b. 1929 first elected in 1980 as Progressive Conservative member for Athabaska, Alberta.
• Martin Shields b. 1948 first elected in 2015 as Conservative member for Bow River, Alberta.
• Nelly Shin b. 1972 first elected in 2019 as Conservative member for Port Moody—Coquitlam, British Columbia.
• Bev Shipley b. 1947 first elected in 2006 as Conservative member for Lambton—Kent—Middlesex, Ontario.
• Doug Shipley b. 1966 first elected in 2019 as Conservative member for Barrie—Springwater—Oro-Medonte, Ontario.
• Marie Ann Shipley b. 1899 first elected in 1953 as Liberal member for Timiskaming, Ontario.
• Harry Bernard Short b. 1864 first elected in 1925 as Conservative member for Digby—Annapolis, Nova Scotia.
• John Short b. 1836 first elected in 1875 as Conservative member for Gaspé, Quebec.
• Devinder Shory b. 1958 first elected in 2008 as Conservative member for Calgary Northeast, Alberta.
• Yuri Shymko b. 1940 first elected in 1978 as Progressive Conservative member for Parkdale, Ontario.

Sid–Sim

• Tom Siddon b. 1941 first elected in 1978 as Progressive Conservative member for Burnaby—Richmond—Delta, British Columbia.
• Jati Sidhu b. 1952 first elected in 2015 as Liberal member for Mission—Matsqui—Fraser Canyon, British Columbia.
• Maninder Sidhu b, 1984 first elected in 2019 as Liberal member for Brampton East, Ontario.
• Sonia Sidhu b. 1968 first elected in 2015 as Liberal member for Brampton South, Ontario.
• Arthur Lewis Sifton b. 1858 first elected in 1917 as Unionist member for Medicine Hat, Alberta.
• Clifford Sifton b. 1861 first elected in 1896 as Liberal member for Brandon, Manitoba.
• Gagan Sikand b. 1984 first elected in 2015 as Liberal member for Mississauga—Streetsville, Ontario.
• Bill Siksay b. 1955 first elected in 2004 as New Democratic Party member for Burnaby—Douglas, British Columbia.
• Mario Silva b. 1966 first elected in 2004 as Liberal member for Davenport, Ontario.
• Jim Silye b. 1946 first elected in 1993 as Reform member for Calgary Centre, Alberta.
• Christian Simard b. 1954 first elected in 2004 as Bloc Québécois member for Beauport, Quebec.
• Georges-Honoré Simard b. 1817 first elected in 1867 as Conservative member for Quebec-Centre, Quebec.
• Henry Simard b. 1836 first elected in 1891 as Liberal member for Charlevoix, Quebec.
• Joseph Alcide Simard b. 1907 first elected in 1965 as Ralliement Créditiste member for Lac-Saint-Jean, Quebec.
• Mario Simard first elected in 2019 as Bloc Québécois member for Jonquière, Quebec.
• Raymond Simard b. 1958 first elected in 2002 as Liberal member for Saint Boniface, Manitoba.
• James Aubrey Simmons b. 1897 first elected in 1949 as Liberal member for Yukon—Mackenzie River, Northwest Territories.
• Oliver Simmons b. 1835 first elected in 1900 as Conservative member for Lambton East, Ontario.
• Roger Simmons b. 1939 first elected in 1979 as Liberal member for Burin—St. George's, Newfoundland and Labrador.
• Scott Simms b. 1970 first elected in 2004 as Liberal member for Bonavista—Exploits, Newfoundland and Labrador.
• John Thomas Simpson b. 1870 first elected in 1930 as Conservative member for Simcoe North, Ontario.
• Robert Simpson b. 1910 first elected in 1957 as Progressive Conservative member for Churchill, Manitoba.
• Thomas Edward Simpson b. 1873 first elected in 1917 as Unionist member for Algoma West, Ontario.
• Wemyss Mackenzie Simpson b. 1825 first elected in 1867 as Conservative member for Algoma, Ontario.
• Jinny Sims b. 1952 first elected in 2011 as New Democratic Party member for Newton—North Delta, British Columbia.
• Michelle Simson b. 1953 first elected in 2008 as Liberal member for Scarborough Southwest, Ontario.

Sin–Sit

• Duncan Sinclair b. 1869 first elected in 1925 as Conservative member for Wellington North, Ontario.
• Duncan James Sinclair b. 1867 first elected in 1921 as Liberal member for Oxford North, Ontario.
• James Sinclair b. 1908 first elected in 1940 as Liberal member for Vancouver North, British Columbia.
• John Ewen Sinclair b. 1879 first elected in 1917 as Laurier Liberal member for Queen's, Prince Edward Island.
• John Howard Sinclair b. 1848 first elected in 1904 as Liberal member for Guysborough, Nova Scotia.
• Peter Sinclair b. 1819 first elected in 1873 as Liberal member for Queen's County, Prince Edward Island.
• Peter Sinclair b. 1887 first elected in 1935 as Liberal member for Queen's, Prince Edward Island.
• William Edmund Newton Sinclair b. 1873 first elected in 1945 as Liberal member for Ontario, Ontario.
• Nathalie Sinclair-Desgagné b. 1988 first elected in 2021 as Bloc Québécois member for Terrebonne.
• Jagmeet Singh b. 1979 first elected in 2019 as New Democratic Party member for Burnaby South, British Columbia.
• John Sylvester Aloysius Sinnott b. 1905 first elected in 1945 as Liberal member for Springfield, Manitoba.
• John Sissons b. 1892 first elected in 1940 as Liberal member for Peace River, Alberta.
• Rathika Sitsabaiesan b. 1981 first elected in 2011 as New Democratic Party member for Scarborough—Rouge River.

Sk

• Ray Skelly b. 1941 first elected in 1979 as New Democratic Party member for Comox—Powell River, British Columbia.
• Bob Skelly b. 1943 first elected in 1988 as New Democratic Party member for Comox—Alberni, British Columbia.
• Carol Skelton b. 1945 first elected in 2000 as Canadian Alliance member for Saskatoon—Rosetown—Biggar, Saskatchewan.
• Lawrence Wilton Skey b. 1911 first elected in 1945 as Progressive Conservative member for Trinity, Ontario.
• Charles Nelson Skinner b. 1833 first elected in 1887 as Liberal member for City and County of St. John, New Brunswick.
• James Atchison Skinner b. 1826 first elected in 1874 as Liberal member for Oxford South, Ontario.
• John Skoberg b. 1926 first elected in 1968 as New Democratic Party member for Moose Jaw, Saskatchewan.
• Roseanne Skoke b. 1954 first elected in 1993 as Liberal member for Central Nova, Nova Scotia.
• William Skoreyko b. 1922 first elected in 1958 as Progressive Conservative member for Edmonton East, Alberta.

Sl

• Arthur Graeme Slaght b. 1877 first elected in 1935 as Liberal member for Parry Sound, Ontario.
• Derek Sloan b. 1984 first elected in 2019 as Conservative member for Hastings—Lennox and Addington, Ontario.
• William Sloan b. 1867 first elected in 1904 as Liberal member for Comox—Atlin, British Columbia.
• Joseph Slogan b. 1931 first elected in 1958 as Progressive Conservative member for Springfield, Manitoba.

Sm

• Clifford Small first elected in 2021 as Conservative member for Coast of Bays—Central—Notre Dame, Newfoundland and Labrador.
• John Small b. 1831 first elected in 1882 as Conservative member for Toronto East, Ontario.
• Robert Hardy Small b. 1891 first elected in 1953 as Progressive Conservative member for Danforth, Ontario.
• Clifford Smallwood b. 1915 first elected in 1958 as Progressive Conservative member for Battle River—Camrose, Alberta.
• Mark Smerchanski b. 1914 first elected in 1968 as Liberal member for Provencher, Manitoba.
• Albert James Smith b. 1822 first elected in 1867 as Liberal member for Westmorland, New Brunswick.
• Alexander Wilson Smith b. 1856 first elected in 1908 as Liberal member for Middlesex North, Ontario.
• Arnold Neilson Smith b. 1889 first elected in 1926 as Liberal member for Stormont, Ontario.
• Arthur Ryan Smith b. 1919 first elected in 1957 as Progressive Conservative member for Calgary South, Alberta.
• Arthur LeRoy Smith b. 1886 first elected in 1945 as Progressive Conservative member for Calgary West, Alberta.
• Benjamin Franklin Smith b. 1865 first elected in 1930 as Conservative member for Victoria—Carleton, New Brunswick.
• Cecil Morris Smith b. 1927 first elected in 1974 as Progressive Conservative member for Churchill, Manitoba.
• David Smith b. 1963 first elected in 2004 as Liberal member for Pontiac, Quebec.
• David Paul Smith b. 1941 first elected in 1980 as Liberal member for Don Valley East, Ontario.
• Donald Smith b. 1905 first elected in 1949 as Liberal member for Queens—Shelburne, Nova Scotia.
• Donald Alexander Smith b. 1820 first elected in 1871 as Independent Conservative member for Selkirk, Manitoba.
• E. D. Smith b. 1853 first elected in 1900 as Conservative member for Wentworth South, Ontario.
• G.A. Percy Smith b. 1922 first elected in 1968 as Liberal member for Northumberland—Miramichi, New Brunswick.
• George Smith b. 1852 first elected in 1905 as Liberal member for Oxford North, Ontario.
• Heber Edgar Smith b. 1915 first elected in 1957 as Progressive Conservative member for Simcoe North, Ontario.
• James A. Smith b. 1911 first elected in 1955 as Social Credit member for Battle River—Camrose, Alberta.
• John Smith b. 1894 first elected in 1957 as Progressive Conservative member for Lincoln, Ontario.
• John Eachern Smith b. 1901 first elected in 1945 as Liberal member for York North, Ontario.
• John James Smith b. 1912 first elected in 1949 as Liberal member for Moose Mountain, Saskatchewan.
• Joy Smith b. 1947 first elected in 2004 as Conservative member for Kildonan—St. Paul, Manitoba.
• Ralph Smith b. 1858 first elected in 1900 as Liberal member for Vancouver, British Columbia.
• Robert Smith b. 1819 first elected in 1872 as Liberal member for Peel, Ontario.
• Robert Smith b. 1858 first elected in 1908 as Liberal member for Stormont, Ontario.
• Robert Knowlton Smith b. 1887 first elected in 1925 as Conservative member for Cumberland, Nova Scotia.
• Sidney Earle Smith b. 1897 first elected in 1957 as Progressive Conservative member for Hastings—Frontenac, Ontario.
• Walter Bernard Smith b. 1912 first elected in 1968 as Liberal member for Saint-Jean, Quebec.
• William Smith b. 1847 first elected in 1887 as Conservative member for Ontario South, Ontario.
• William Murray Smith b. 1930 first elected in 1958 as Progressive Conservative member for Winnipeg North, Manitoba.
• Franklin Smoke b. 1860 first elected in 1925 as Conservative member for Brant, Ontario.
• Henry Smyth b. 1841 first elected in 1882 as Conservative member for Kent, Ontario.
• William Ross Smyth b. 1857 first elected in 1908 as Conservative member for Algoma East, Ontario.

Sn

• John Goodall Snetsinger b. 1833 first elected in 1896 as Liberal member for Cornwall and Stormont, Ontario.
• George Snider b. 1813 first elected in 1867 as Liberal member for Grey North, Ontario.
• Jabez Bunting Snowball b. 1837 first elected in 1878 as Liberal member for Northumberland, New Brunswick.
• William Bunting Snowball b. 1861 first elected in 1924 as Liberal member for Northumberland, New Brunswick.

So

• Patrick Sobeski b. 1951 first elected in 1988 as Progressive Conservative member for Cambridge, Ontario.
• René Soetens b. 1948 first elected in 1988 as Progressive Conservative member for Ontario, Ontario.
• Amarjeet Sohi b. 1964 first elected in 2015 as Liberal member for Edmonton Mill Woods, Alberta.
• Monte Solberg b. 1958 first elected in 1993 as Reform member for Medicine Hat, Alberta.
• John Solomon b. 1950 first elected in 1993 as New Democratic Party member for Regina—Lumsden, Saskatchewan.
• James Somerville b. 1834 first elected in 1882 as Liberal member for Brant North, Ontario.
• James Somerville b. 1826 first elected in 1882 as Liberal member for Bruce West, Ontario.
• Bert H. Soper b. 1884 first elected in 1940 as Liberal member for Lanark, Ontario.
• Robert Sopuck b. 1951 first elected in 2010 as Conservative member for Dauphin—Swan River—Marquette, Manitoba.
• Francesco Sorbara b. 1971 first elected in 2015 as Liberal member for Vaughan—Woodbridge, Ontario.
• Kevin Sorenson b. 1958 first elected in 2000 as Canadian Alliance member for Crowfoot, Alberta.
• Gerald Soroka first elected in 2019 as Conservative member for Yellowhead, Alberta.
• Charles Sousa b. 1958 first elected in 2022 as Liberal member for Mississauga—Lakeshore, Ontario.
• Richard Russell Southam b. 1907 first elected in 1958 as Progressive Conservative member for Moose Mountain, Saskatchewan.

Sp

• William Spankie b. 1859 first elected in 1929 as Conservative member for Frontenac—Addington, Ontario.
• Bobbie Sparrow b. 1935 first elected in 1984 as Progressive Conservative member for Calgary South, Alberta.
• Ray Speaker b. 1935 first elected in 1993 as Reform member for Lethbridge, Alberta.
• Alfred Speakman b. 1880 first elected in 1921 as United Farmers of Alberta member for Red Deer, Alberta.
• James Stanley Speakman b. 1906 first elected in 1958 as Progressive Conservative member for Wetaskiwin, Alberta.
• Robert Speller b. 1956 first elected in 1988 as Liberal member for Haldimand—Norfolk, Ontario.
• David Spence b. 1867 first elected in 1921 as Conservative member for Parkdale, Ontario.
• George Spence b. 1879 first elected in 1925 as Liberal member for Maple Creek, Saskatchewan.
• Paul-Henri Spence b. 1906 first elected in 1952 as Progressive Conservative member for Roberval, Quebec.
• Henry Elvins Spencer b. 1882 first elected in 1921 as Progressive member for Battle River, Alberta.
• Larry Spencer b. 1941 first elected in 2000 as Canadian Alliance member for Regina—Lumsden—Lake Centre, Saskatchewan.
• Norman Leonard Spencer b. 1902 first elected in 1958 as Progressive Conservative member for Essex West, Ontario.
• Sven Spengemann b. 1966 first elected in 2015 as Liberal member for Mississauga—Lakeshore, Ontario.
• John Drew Sperry b. 1851 first elected in 1909 as Liberal member for Lunenburg, Nova Scotia.
• Chris Speyer b. 1941 first elected in 1979 as Progressive Conservative member for Cambridge, Ontario.
• Edgar Keith Spinney b. 1851 first elected in 1917 as Unionist member for Yarmouth and Clare, Nova Scotia.
• Philip Howard Spohn b. 1842 first elected in 1891 as Liberal member for Simcoe East, Ontario.
• George Spotton b. 1877 first elected in 1927 as Conservative member for Huron North, Ontario.
• Lewis Springer b. 1835 first elected in 1882 as Liberal member for Wentworth South, Ontario.
• Alexander Sproat b. 1834 first elected in 1867 as Conservative member for Bruce North, Ontario.
• John Thomas Sproule b. 1876 first elected in 1930 as Conservative member for Lambton East, Ontario.
• Thomas Simpson Sproule b. 1843 first elected in 1878 as Conservative member for Grey East, Ontario.

St–Sta

• Thierry St-Cyr b. 1977 first elected in 2006 as Bloc Québécois member for Jeanne-Le Ber, Quebec.
• Lise St-Denis b. 1940 first elected in 2011 as New Democratic Party member for Saint-Maurice—Champlain, Quebec.
• Caroline St-Hilaire b. 1969 first elected in 1997 as Bloc Québécois member for Longueuil, Quebec.
• Diane St-Jacques b. 1953 first elected in 1997 as Progressive Conservative member for Shefford, Quebec.
• Pierre St-Jean b. 1833 first elected in 1874 as Liberal member for City of Ottawa, Ontario.
• Guy St-Julien b. 1940 first elected in 1984 as Progressive Conservative member for Abitibi, Quebec.
• Bernard St-Laurent b. 1953 first elected in 1993 as Bloc Québécois member for Manicouagan, Quebec.
• Jean-Paul St-Laurent b. 1912 first elected in 1955 as Liberal member for Témiscouata, Quebec.
• Louis St-Laurent b. 1882 first elected in 1942 as Liberal member for Quebec East, Quebec.
• Pascale St-Onge b. 1977 first elected in 2021 as Liberal member for Brome—Missisquoi, Quebec.
• Édouard-Charles St-Père b. 1876 first elected in 1921 as Liberal member for Hochelaga, Quebec.
• Lloyd St. Amand b. 1952 first elected in 2004 as Liberal member for Brant, Ontario.
• Brent St. Denis b. 1950 first elected in 1993 as Liberal member for Algoma, Ontario.
• Gerry St. Germain b. 1937 first elected in 1983 as Progressive Conservative member for Mission—Port Moody, British Columbia.
• Paul St. Pierre b. 1923 first elected in 1968 as Liberal member for Coast Chilcotin, British Columbia.
• Frank Bainard Stacey b. 1859 first elected in 1917 as Unionist member for Westminster District, British Columbia.
• Reginald Stackhouse b. 1925 first elected in 1972 as Progressive Conservative member for Scarborough East, Ontario.
• Harold Edwin Stafford b. 1921 first elected in 1965 as Liberal member for Elgin, Ontario.
• John Fitz William Stairs b. 1848 first elected in 1883 as Conservative member for Halifax, Nova Scotia.
• Robert Stanbury b. 1929 first elected in 1965 as Liberal member for York—Scarborough, Ontario.
• Frank Thomas Stanfield b. 1903 first elected in 1945 as Progressive Conservative member for Colchester—Hants, Nova Scotia.
• John Stanfield b. 1868 first elected in 1907 as Conservative member for Colchester, Nova Scotia.
• Robert Stanfield b. 1914 first elected in 1967 as Progressive Conservative member for Colchester—Hants, Nova Scotia.
• George Douglas Stanley b. 1876 first elected in 1930 as Conservative member for Calgary East, Alberta.
• John Lawrence Stansell b. 1875 first elected in 1921 as Conservative member for Elgin East, Ontario.
• Bruce Stanton b. 1957 first elected in 2006 as Conservative member for Simcoe North, Ontario.
• Hayden Stanton b. 1898 first elected in 1953 as Progressive Conservative member for Leeds, Ontario.
• Joseph Staples b. 1826 first elected in 1872 as Conservative member for Victoria North, Ontario.
• William D. Staples b. 1868 first elected in 1904 as Conservative member for Macdonald, Manitoba.
• Michael Starr b. 1910 first elected in 1952 as Progressive Conservative member for Ontario, Ontario.

Ste–Stev

• Gabriel Ste-Marie first elected in 2015 as Bloc Québécois member for Joliette, Quebec.
• Louis Sainte-Marie b. 1835 first elected in 1887 as Liberal member for Napierville, Quebec.
• George McClellan Stearns b. 1901 first elected in 1958 as Progressive Conservative member for Compton—Frontenac, Quebec.
• Paul Steckle b. 1942 first elected in 1993 as Liberal member for Huron—Bruce, Ontario.
• James Steedsman b. 1864 first elected in 1921 as Progressive member for Souris, Manitoba.
• Michael Steele b. 1861 first elected in 1911 as Conservative member for Perth South, Ontario.
• Eric Stefanson, Sr. b. 1913 first elected in 1958 as Progressive Conservative member for Selkirk, Manitoba.
• Peter Stefura b. 1923 first elected in 1957 as Social Credit member for Vegreville, Alberta.
• Charles Adolphe Stein b. 1878 first elected in 1920 as Liberal member for Kamouraska, Quebec.
• Warren Steinley b. 1982 first elected in 2019 as Conservative member for Regina—Lewvan, Saskatchewan.
• Fred Stenson b. 1914 first elected in 1962 as Progressive Conservative member for Peterborough, Ontario.
• Michael Thomas Stenson b. 1838 first elected in 1896 as Liberal member for Richmond—Wolfe, Quebec.
• George Stephens b. 1846 first elected in 1900 as Liberal member for Kent, Ontario.
• Charles Elwood Stephenson b. 1898 first elected in 1945 as Progressive Conservative member for Durham, Ontario.
• Rufus Stephenson b. 1835 first elected in 1867 as Conservative member for Kent, Ontario.
• Wayne Stetski b. 1952 first elected in 2015 as New Democratic Party member for Kootenay—Columbia, British Columbia.
• Henry Herbert Stevens b. 1878 first elected in 1911 as Conservative member for Vancouver City, British Columbia.
• Sinclair Stevens b. 1927 first elected in 1972 as Progressive Conservative member for York—Simcoe, Ontario.
• James Stevenson b. 1827 first elected in 1887 as Conservative member for Peterborough West, Ontario.
• Kenneth Ross Stevenson b. 1942 first elected in 1988 as Progressive Conservative member for Durham, Ontario.

Stewart

• Alan Carl Stewart b. 1893 first elected in 1949 as Liberal member for Yorkton, Saskatchewan.
• Alistair McLeod Stewart b. 1905 first elected in 1945 as Cooperative Commonwealth Federation member for Winnipeg North, Manitoba.
• Charles A. Stewart b. 1868 first elected in 1922 as Liberal member for Argenteuil, Quebec.
• Charles Wallace Stewart b. 1885 first elected in 1921 as Progressive member for Humboldt, Saskatchewan.
• Christine Stewart b. 1941 first elected in 1988 as Liberal member for Northumberland, Ontario.
• Craig Stewart b. 1928 first elected in 1968 as Progressive Conservative member for Marquette, Manitoba.
• Don Stewart first elected in 2024 as Conservative member for Toronto—St. Paul's, Ontario
• Dugald Stewart b. 1862 first elected in 1911 as Conservative member for Lunenburg, Nova Scotia.
• Duncan Alexander Stewart b. 1850 first elected in 1902 as Liberal member for Lisgar, Manitoba.
• Hugh Alexander Stewart b. 1871 first elected in 1921 as Conservative member for Leeds, Ontario.
• Jake Stewart b. 1978 first elected in 2021 as Conservative member for Miramichi—Grand Lake, New Brunswick.
• Jane Stewart b. 1955 first elected in 1993 as Liberal member for Brant, Ontario.
• John Alexander Stewart b. 1867 first elected in 1918 as Unionist member for Lanark, Ontario.
• John Benjamin Stewart b. 1924 first elected in 1962 as Liberal member for Antigonish—Guysborough, Nova Scotia.
• John Smith Stewart b. 1878 first elected in 1930 as Conservative member for Lethbridge, Alberta.
• Kennedy Stewart b. 1966 first elected in 2011 as New Democratic Party member for Burnaby—Douglas, British Columbia.
• Ralph Wesley Stewart b. 1929 first elected in 1968 as Liberal member for Cochrane, Ontario.
• Robert Stewart b. 1850 first elected in 1904 as Liberal member for City of Ottawa, Ontario.
• Robert Dugald Caldwell Stewart b. 1907 first elected in 1958 as Progressive Conservative member for Charlotte, New Brunswick.
• Ronald Alexander Stewart b. 1927 first elected in 1979 as Progressive Conservative member for Simcoe South, Ontario.
• Thomas Joseph Stewart b. 1848 first elected in 1908 as Conservative member for Hamilton West, Ontario.
• William Douglas Stewart b. 1938 first elected in 1968 as Liberal member for Okanagan—Kootenay, British Columbia.

Sti–Stu

• Leonard T. Stick b. 1892 first elected in 1949 as Liberal member for Trinity—Conception, Newfoundland and Labrador.
• Darrel Stinson b. 1945 first elected in 1993 as Reform member for Okanagan—Shuswap, British Columbia.
• Frederick Coles Stinson b. 1922 first elected in 1957 as Progressive Conservative member for York Centre, Ontario.
• Thomas Hubert Stinson b. 1883 first elected in 1925 as Conservative member for Victoria, Ontario.
• Grote Stirling b. 1875 first elected in 1924 as Conservative member for Yale, British Columbia.
• David Stirton b. 1816 first elected in 1867 as Liberal member for Wellington South, Ontario.
• Bernard Munroe Stitt b. 1880 first elected in 1930 as Conservative member for Nelson, Manitoba.
• James Herbert Stitt b. 1891 first elected in 1930 as Conservative member for Selkirk, Manitoba.
• Alfred Augustus Stockton b. 1842 first elected in 1904 as Conservative member for City and County of St. John, New Brunswick.
• Peter Stoffer b. 1956 first elected in 1997 as New Democratic Party member for Sackville—Eastern Shore, Nova Scotia.
• George Henry Stokes b. 1876 first elected in 1940 as National Government member for Hastings South, Ontario.
• Peter Alan Stollery b. 1935 first elected in 1972 as Liberal member for Spadina, Ontario.
• Alfred Stork b. 1871 first elected in 1921 as Liberal member for Skeena, British Columbia.
• Brian Storseth b. 1978 first elected in 2006 as Conservative member for Westlock—St. Paul, Alberta.
• Chuck Strahl b. 1957 first elected in 1993 as Reform member for Fraser Valley East, British Columbia.
• Mark Strahl b. 1978 first elected in 2011 as Conservative member for Chilliwack—Fraser Canyon, British Columbia.
• Frederick William Strange b. 1844 first elected in 1878 as Liberal-Conservative member for York North, Ontario.
• Diane Stratas b. 1932 first elected in 1979 as Progressive Conservative member for Scarborough Centre, Ontario.
• James Robert Stratton b. 1858 first elected in 1908 as Liberal member for Peterborough West, Ontario.
• Thomas Clark Street b. 1814 first elected in 1867 as Conservative member for Welland, Ontario.
• John Everett Lyle Streight b. 1880 first elected in 1935 as Liberal member for York West, Ontario.
• Belinda Stronach b. 1966 first elected in 2004 as Conservative member for Newmarket—Aurora, Ontario.
• Gladys Grace Mae Strum b. 1906 first elected in 1945 as Cooperative Commonwealth Federation member for Qu'Appelle, Saskatchewan.
• Andrew Wesley Stuart b. 1902 first elected in 1945 as Liberal member for Charlotte, New Brunswick.
• John Stuart b. 1830 first elected in 1874 as Liberal member for Norfolk South, Ontario.
• Shannon Stubbs b. 1979 first elected in 2015 as Conservative member for Lakeland, Alberta.
• William Stubbs b. 1847 first elected in 1895 as Independent Conservative member for Cardwell, Ontario.
• Irvin William Studer b. 1900 first elected in 1949 as Liberal member for Maple Creek, Saskatchewan.
• David Stupich b. 1921 first elected in 1988 as New Democratic Party member for Nanaimo—Cowichan, British Columbia.

Su

• Jenna Sudds b. 1979 first elected in 2021 as Liberal member for Kanata—Carleton, Ontario.
• Allen Sulatycky b. 1938 first elected in 1968 as Liberal member for Rocky Mountain, Alberta.
• Gordon Joseph Sullivan b. 1920 first elected in 1968 as Liberal member for Hamilton Mountain, Ontario.
• John Alexander Sullivan b. 1879 first elected in 1930 as Conservative member for St. Ann, Quebec.
• Mike Sullivan b. 1952 first elected in 2011 as New Democratic Party member for York South—Weston, Ontario.
• Thomas Suluk b. 1950 first elected in 1984 as Progressive Conservative member for Nunatsiaq, Northwest Territories.
• Donald Sutherland b. 1863 first elected in 1911 as Conservative member for Oxford South, Ontario.
• Donald Matheson Sutherland b. 1879 first elected in 1925 as Conservative member for Oxford North, Ontario.
• Hugh McKay Sutherland b. 1843 first elected in 1882 as Liberal member for Selkirk, Manitoba.
• James Sutherland b. 1849 first elected in 1880 as Liberal member for Oxford North, Ontario.
• Robert Franklin Sutherland b. 1859 first elected in 1900 as Liberal member for Essex North, Ontario.

Sw

• James Beck Swanston b. 1878 first elected in 1930 as Conservative member for Maple Creek, Saskatchewan.
• David Sweet b. 1957 first elected in 2006 as Conservative member for Ancaster—Dundas—Flamborough—Westdale, Ontario.

Sy

• George Sylvain b. 1819 first elected in 1867 as Conservative member for Rimouski, Quebec.
• Armand Sylvestre b. 1890 first elected in 1925 as Liberal member for Lake St. John, Quebec.
• Cyril Symes b. 1943 first elected in 1972 as New Democratic Party member for Sault Ste. Marie, Ontario.

Sz

• Paul Szabo b. 1948 first elected in 1993 as Liberal member for Mississauga South, Ontario.