Kolbeinn Þórðarson (anglicized Thordarson) (born 12 March 2000) is an Icelandic professional footballer who plays as a central midfielder for IFK Göteborg.

Kolbeinn played his first senior team games in 2017 with Breiðablik.

[2] In August 2023, Kolbeinn signed for Allsvenskan club IFK Göteborg on a contract until the end of the season.

[3] He made his debut for Iceland national football team on 8 June 2021 in a friendly against Poland.

This biographical article related to association football in Iceland is a stub.