Finn Guttormsen (born 16 July 1968 in Mosjøen, Norway) is a Norwegian Jazz musician (upright bass), known for his dedicated contributions to the Farmers Market and recently to the Silje Nergaard Band, and musicians like Trygve Seim, Øyvind Brække, Per Oddvar Johansen, Håkon Storm-Mathisen, Jarle Vespestad, Hans Mathisen, Arve Henriksen.