Kåre Johannessen (born 1964) is a Danish historian, writer, lecturer and presenter.

He is the former curator of the museum of Trelleborg[1] and Middelaldercentret, where he worked from 1994 to 1999 and again from 2004 to 2015.

[2][3] While working at Trelleborg he recreated the Viking game of knattleikr and injured his knee so badly that he had to use crutches for a time.

[5] He has hosted a series of programs on the regional TV Øst (a sub-channel of TV 2) about historical locations in Region Zealand and he has participated in historical quiz shows such as Historiequizzen (The History Quiz) on DR K.[6] He has also been a historical expert in documentaries and series.

[7] He is very interested in the First World War and has founded a historical re-enactment group that portrays a group of German soldiers on the Western Front.