Ceira may refer to:

Ceira (Coimbra), a civil parish in Portugal Ceira River, a river in Portugal Ceira longipennis, a moth in the family Notodontidae Cacyparis ceira, a moth in the genus Cacyparis

See also Ceiràs, a commune in southern France Keira (disambiguation) Caira (disambiguation) Ciera (disambiguation) Ciara (given name)