This is a list of people associated with the Dublin Institute of Technology, including notable alumni and faculty members.

• Neville J Hogan, Emeritus Professor, Massachusetts Institute of Technology; awarded the Rufus Oldenburger Medal.

• Sam Stephenson
• David Collins (interior designer)
• Arthur Gibney
• Des McMahon of Gilroy McMahon Architects
• John Meagher of De Blacam & Meagher Architects
• Angela Brady, Past President of Royal Institution of British Architects
• Graham Dwyer, convicted of the Murder of Elaine O'Hara

• Robert Ballagh, artist, painter and designer
• Niall de Buitléar, artist
• Niall McCormack, painter
• Ramie Leahy, artist
• Duthain Dealbh group of sculptors Daniel Doyle, Niall Magee and Alan Magee,

• Colum McCann, writer and Distinguished Professor of Creative Writing, Hunter College, New York City
• Arthur Mathews, writer
• Michael Nugent, writer and activist
• Brendan Behan, writer
• George O'Brien, writer and Professor of English, Georgetown University, Washington, D.C.
• Jimmy Murphy (playwright)
• Fergal O'Byrne, playwright
• Ronan Moore, writer

• Sean J. Conlon, US Real Estate Entrepreneur
• Alan Joyce (executive), Chief Executive Officer of Qantas
• Bobby Kerr (businessman), Hotelier and Cafe Entrepreneur
• Adrian Martin, chef and restaurateur
• Kevin McCourt (businessman) and later Director-General of RTÉ
• Brendan McDonagh, Managing Director of the National Asset Management Agency
• Martin Shanahan, CEO, IDA Ireland

• Bertie Ahern former Taoiseach
• Jim Mitchell former Minister for Justice and Deputy Leader of Fine Gael
• Mary Hanafin former Cabinet Minister
• Vincent Brady former Teachta Dála (TD) and former Minister of Defence
• Gay Mitchell MEP, former minister and 2011 Fine Gael presidential nominee
• Emmet Stagg Teachta Dála (TD) and Labour Party Chief Whip
• Simon Harris Teachta Dála (TD) and Taoiseach
• Regina Doherty Senator and former and Minister for Employment Affairs and Social Protection.
• Eric Byrne Teachta Dála (TD)
• Pearse Doherty Teachta Dála (TD)
• Dessie Ellis Teachta Dála (TD)
• Michael Creed Teachta Dála (TD) and Minister for Agriculture, Food and the Marine.
• Margaret Ekpo Nigerian woman's activist and politician
• Brendan Halligan economist and politician
• Jack Murphy former Teachta Dála (TD)
• Katharine Bulbulia former Senator and health advocate
• Noel Ahern former Teachta Dála (TD)
• Mary Wallace former Teachta Dála (TD)
• Eoin Ryan Jnr former Teachta Dála (TD) and MEP
• Tony Kett former Senator
• Seán Ryan former Teachta Dála (TD)
• Brendan Ryan Teachta Dála (TD)
• Ronan Moore Councillor

• Diarmuid O’Leary, Irish Ambassador to Luxembourg

David P Doyle, St. Kitts and Nevis Ambassador to UNESCO

• Geraldine Kennedy, former Editor, Irish Times
• Seamus Martin, former international editor, Irish Times
• Bryan Dobson, RTÉ Six One news presenter
• Carole Coleman, RTÉ News Washington correspondent
• Marian Finucane, RTÉ radio presenter
• George Hook, RTÉ rugby pundit and radio presenter
• Orla Guerin, BBC News correspondent
• Ray Kennedy, RTÉ news presenter and former Irish correspondent for Sky News
• Ray Foley, radio presenter
• Philip Reid (author), Sportswriter
• Colette Fitzpatrick, TV3 anchor
• Darren Kennedy, TV presenter, fashion writer and stylist
• Eoghan Corry, Travel writer
• Paddy Murray, newspaper editor and comedy writer
• Conor McAnally, US TV producer

• Paul McGinley, golfer, captained Europe in its 2014 Ryder Cup victory
• John Delaney, CEO of the Football Association of Ireland
• Brian Kerr, former manager of Republic of Ireland national football team
• Stephen Roche, cycling
• Ronnie Dawson (rugby union)
• Aidan O'Shea, Darran O'Sullivan, Paul Flynn, Kevin McManamon, Darragh Ó Sé, Colin Walshe, Kevin McLoughlin, Mark Collins and Jason Doherty
• Kevin O'Reilly, Ollie Canning, Conor McCormack, David Treacy and Willie O'Dwyer, hurling
• Jane Dolan And Sarah Ryan (camogie)
• Becky Lynch, wrestler
• John Kavanagh, MMA trainer

• David Flynn, Composer
• The Boomtown Rats, Irish band formed by Bob Geldof
• Jimi Shields, Musician and Landscape Architect
• Larry Mullen, Jr., Drummer with U2
• Ciarán Farrell, Composer
• Ryan O'Shaughnessy, Singer and Songwriter
• Lynn Hilary and Deirdre Shannon, Singers, formerly of Anúna and Celtic Woman
• Aebh Kelly, soprano
• Eimear Quinn, soprano, popular singer formerly of Anúna

• Domhnall Gleeson, actor, director, and writer
• John Moore (director), film director
• Nick Vincent Murphy, screenwriter
• Rouzbeh Rashidi, avant-garde filmmaker
• Shimmy Marcus, filmmaker
• Jack Nolan, actor
• Daryl McCormack, actor

• Louise Kennedy

• Stuart O'Keeffe, celebrity chef and US television personality
• Richard Corrigan chef
• Darina Allen, Irish chef, food writer, TV personality
• Kevin Dundon, chef

• Christine Loscher, professor of Biotechnology