Kjartan Kristiansen (born 14 August 1963 in Trondheim, Norway)[1] is a Norwegian musician, best known as the guitarist and backing vocalist of the Norwegian band DumDum Boys, where he also serves as lyricist and main songwriter.

In the late 1970s, Kristiansen formed the punk band Wannskrækk in 1978, which later changed their name to DumDum Boys in 1985 and adopted a mainstream rock sound.

Kristiansen has also released an EP and two albums with the band Tweeterfriendly Music.

In 2006, Kristiansen was awarded the Edvard Prize in the Popular music category for the song "Enhjørning" off the DumDum Boys album Gravitasjon.

[4] Kristiansen also works as a producer and record mixer.