Mats Rosseli Olsen (born April 29, 1991) is a Norwegian professional ice hockey forward, currently playing for Frölunda HC in the Swedish Hockey League (SHL).

Mats Rosseli Olsen started his professional career in 2008 in the Norwegian GET-league, playing for Furuset, where he grew up.

After two and a half seasons in Vålerenga, he signed a one-and-a-half-year deal with Frölunda HC of the Swedish Elitserien on January 28, 2012.

[1] Rosseli Olsen has also represented the Norwegian national team.

This Norwegian biographical article relating to ice hockey is a stub.