Stefansson or Stefánsson is a surname of Icelandic ^{[ citation needed]} or Swedish origin, meaning son of Stefán. In Icelandic names, the name is not strictly a surname, but a patronymic. The name may refer to:

• Baldur R. Stefansson (1917–2002), Canadian agricultural scientist; known as the Father of Canola
• Davíð Stefánsson (1895–1964), Icelandic poet
• Hannes Stefánsson (born 1972), Icelandic chess grandmaster
• Hermann Stefánsson (born 1968), Icelandic author
• Ívar Stefánsson (1927–2009), Icelandic cross-country skier
• Janne Stefansson (born 1935), Swedish Olympic cross-country skier
• Jón Arnór Stefánsson (born 1982), Icelandic professional basketball player
• Jón Kalman Stefánsson (born 1963), Icelandic author
• Kári Stefánsson (born 1949), Icelandic physician and professor of neurology; co-founder of deCODE Genetics
• Ólafur Stefánsson (born 1973), Icelandic professional handball player
• Sigurd Stefánsson, the author of the historical Skálholt Map
• Stefán Jóhann Stefánsson (1894–1980), Icelandic politician; prime minister of Iceland 1947–49
• Stefán Karl Stefánsson (1975–2018), Icelandic film and stage actor
• Vilhjalmur Stefansson (1879–1962), Canadian Arctic explorer and ethnologist

Surname list

This page lists people with the surname Stefansson.
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link.