Wilber Mauricio Pérez Medrano (born 29 September 1988) is a Guatemalan retired international footballer who played as a striker.
Born in Jalpatagua, he has played club football for Antigua GFC, Suchitepéquez, Coatepeque, Petapa, Municipal, Cobán Imperial, Guastatoya, Marquense, Sanarate and Gjilani.
He made his international debut for Guatemala in 2013.