Karin Andersen (born December 16, 1952 in Kongsvinger) is a Norwegian politician for the Socialist Left Party (SV).
She was elected to the Norwegian Parliament from Hedmark in 1997.
She had previously served as a deputy member from 1989-1993.
Prior to entering national politics she served in the Kongsvinger municipality council (1983–1997) and the Hedmark county council (1987–1995)