Magnús Árni Skjöld Magnússon (born 14 March 1968) is an Icelandic academic, politician and former member of the Althing.

[1][3] He is the son of school principal Magnús Bæringur Kristinsson and teacher Guðrún Sveinsdóttir.

[4][5] Magnús had summer jobs whilst studying, in Icelandair's ticketing department (1985–1988) and as a journalist at the Alþýðublaðið (1989–1990).

[1][7] He later worked at the Department of European Studies at The Hague University of Applied Sciences and as a civilian representative in Kabul for the NATO invasion and occupation of Afghanistan (2018).

[1] Magnús was on the executive board of the Association Nordic Social Democratic Youth from 1988 to 1990 and was chairman of SUJ in 1994.