Aron Kristjánsson (born 14 July 1972) is a former handball player and the current coach of Aalborg Håndbold. He was the head coach of the Iceland national handball team, which he took over from Guðmundur Guðmundsson, between August 2012 and January 2016. Before that, he coached the Icelandic handball club Haukar, the German top division side TSV Hannover-Burgdorf and Danish side Skjern. On 10 February 2014, it was announced that he would become the head coach of Danish men's side KIF Kolding for the rest of the season. He also stayed on as Iceland's head coach during his time at Kolding.
As a player, he played 85 international matches for Iceland, scoring 128 goals. He was a part of the team that made it to the semi-finals in the European handball championship in 2002.