Guðmundur Guðmundsson may refer to:
*
Guðmundur Guðmundsson (handballer) (born 1960), former coach of the Icelandic men's handball team
*
Guðmundur Guðmundsson (Mormon)
Gudmund Gudmundson ( Icelandic: Guðmundur Guðmundsson) (March 10, 1825 – September 21, 1883) was one of the first Icelanders to join the Church of Jesus Christ of Latter-day Saints (LDS Church) and was among the first Mormon missionaries to pre ...
(1825–1883), Mormon convert and missionary for The Church of Jesus Christ of Latter-day Saints to Iceland
*
Erró
Erró (born Guðmundur Guðmundsson in 1932 in Ólafsvík, Iceland) is a visual artist and painter, who is best known for his painted pop art collages of images from comic books and advertisements. (Guðmundur Guðmundsson, born 1932), Icelandic postmodern artist
*
Guðmundur Guðmundsson (alpine skier) (1920–2007), Icelandic alpine skier
*
Guðmundur Ívarsson Guðmundsson
Guðmundur Ívarsson Guðmundsson (17 July 1909 – 19 December 1987) was an Icelandic politician and former minister. He was the Minister of Finance of Iceland from 1958 to 1959. He was also a diplomat who served as ambassador to the United King ...
(1909–1987), Icelandic politician
{{hndis, Gudmundsson, Gudmundur