Costanza is a feminine given name. It may refer to:
People Given name Costanza d'Avalos, Duchess of Francavilla (1460–1541) Costanza Bonaccorsi (born 1994), Italian canoeist Costanza Casati (born 1995), Italian writer Costanza Chiaramonte (1377–1423), Neapolitan noble Costanza Di Camillo (born 1995), Italian synchronized swimmer Costanza Farnese (1500–1545), daughter of Pope Paul III Costanza Fiorentini (born 1984), Italian synchronized swimmer Costanza Ferro (born 1993), Italian synchronized swimmer Costanza Ghilini (1754–1775), Italian painter Costanza Sforza, Duchess of Sora (1550–1617) Costanza Starace (1845–1921), Italian nun Costanza Varano (1426–1447), Italian humanist Costanza Zanoletti (born 1980), Italian skeleton racer
See also Constance (name) Costanza (disambiguation) Costanza (surname)