Kristoffer Klaesson is a 26-year-old professional football player from NOR. He currently plays for Aalesund FK, wearing the number 1 shirt. At the international level, he represents Norway U21. He plays primarily as a Goalkeeper. He stands at 189cm tall and weighs 76kg. His current market value is estimated at 800K €.

His most recent move was a Free from Viking to Aalesund FK on 2026-01-30. The reported fee was 0.17M €.

In the Norwegian Eliteserien 2025, Kristoffer Klaesson played 22 matches, averaging 0 interceptions, 0 tackles, and 1 clearances per game.