Morten Harry Olsen (born in 1960 in Narvik[1]) is a Norwegian author. He made his literary debut in 1985 with the short story collection For alt hva vi er verdt, which won Tarjei Vesaas' debutantpris. Many of his books have been hits with critics.
Olsen studied criminology at the University of Oslo and philosophy at the University of Tromsø. He has worked as a travel agent, taxi driver, night porter, journalist, translator, office worker, literary critic, education consultant, and teacher. He was head of Norsk Forfattersentrum (1989–91), head of arrangements for the Brage Prize (1991–95) and deputy head of the Norwegian Authors' Union (1997–98). From 1988 to 1991 he was a member of the Norwegian Authors' Union's Literary Caucus. Between 1992 and 1996 he was editor of Bokklubben krim og spenning.