Zaida

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