Zaida may refer to: Zaida, Khyber Pakhtunkhwa, a town in northern Pakistan Zaida, Morocco, a town in central Morocco Zaida of Seville, an 11th-century exile Muslim princess who was the mistress of King Alfonso VI of Castile Zaida, a Yiddish informal title for "grandfather" Zaida Morales-Martínez, a Puerto Rican chemist