Jón Stefánsson may refer to: Jón Stefánsson (artist) (1881–1962), Icelandic modern landscape artist Jón Arnór Stefánsson (born 1982), Icelandic basketball player Jón Kalman Stefánsson (born 1963), Icelandic author Þorgils gjallandi (Jón Stefánsson, 1851–1915), Icelandic author Jón Stefánsson (academic) (1862–1952), contributor to the Viking Society and author