Félix Mathaus Lima Santos (born 28 November 1990) is a Cape Verdean professional footballer who plays as a centre-back for Super League Greece 2 club Niki Volos.

Born on the island of Boa Vista in Cape Verde, Félix Mathaus signed with Portuguese club Tourizense at a young age, and progressed quickly through the team's youth ranks.

He was promoted to the senior team in 2013, who was playing in the third-tier Campeonato de Portugal at the time.

In July 2015, he signed a one-year contract with second-tier club Académico Viseu.

This biographical article related to Cape Verdean association football is a stub.