Guillermo Rivera may refer to:

Guillermo Rivera Aránguiz (born 1989), Chilean tennis player Guillermo Rivera Bustos (1920–1992), Chilean politician and businessman , (1868–1928), Chilean politician, interior minister in 1912 (born 1970), Colombian politician and diplomat, attended the 17th BRICS Summit Guillermo Rivera (footballer) (born 1969), Salvadoran football player

See also