Giordano Orsini

Giordano Orsini may refer to:
 * Giordano Bobone Orsini (died after 1154), a.k.a. Jordan of Santa Susanna, Carthusian monk, created Cardinal Deacon
 * Giordano Orsini (died 1287), cardinal, brother of pope Nicholas III
 * Giordano Orsini (Senatore 1341), Rome's Senatore in 1341, nephew of Pope Nicholas III
 * Giordano Orsini (died 1438)
 * Giordano Orsini di Monterotondo (1525–1564),
 * Jourdan des Ursins, a.k.a. Giordano degli Orsini (died 1564)