Tor Ingar Jakobsen (1973) is a Norwegian composer and musician. He is mainly known for his work in the musical theatre, but he is also a jazzpiano player. Besides jazz he has worked as a musician in most rhythmic styles as rock, pop, country and blues, as well as composed music for film and TV. 

He has composed music to many theatre plays, which several have been produced by professional theaters. As a musician he has toured in Europe with many different bands and artists, everything from the duo format to the full orchestra.