Matthias Bieber (born 14 March 1986) is a Swiss former professional ice hockey player. He played for ZSC Lions, SCL Tigers, EHC Kloten and SC Bern in the National League (NL)
On 16 November 2012 he was signed to a five-year contract extension by the Kloten Flyers.
Bieber participated at the 2011 IIHF World Championship as a member of the Switzerland men's national ice hockey team.