Kenneth Widemann Karlsen (born 29 June 1973) is a Norwegian football executive, manager and former player.
[3] His only time away from Strømsgodset was a 2000 loan at Widzew Łódź in what was the Norwegian post-season.
[4] Near the very end of the 2006 season he came out of retirement to help Mjøndalen IF climb the league tier, making his debut in an 11–0 thrashing of Hønefoss SK and securing a playoff to the 2. divisjon,[3] which they won.
Karlsen continued featuring for Mjøndalen until 2010, also making a brief comeback for fifth-tier Åssiden IF in 2013.
[5] Karlsen worked in Buskerud District of Football, but became more tied to Mjøndalen in 2009 as playing assistant manager.