Mascarenhas may refer to:
Mascarenhas (surname), people named Mascarenhas Mascarenhas (footballer), Domingos António da Silva (1937–2015), Angolan footballer Mascarenhas, a civil parish of Mirandela, Portugal Mascarenhas Islands, or Mascarene Islands, an archipelago in the Indian Ocean
See also Mascarenhasia, a plant genus