Saint Patrick may refer to:
- Saint Patrick, patron saint of Ireland
- St Patrick (horse), a racehorse
- Saint Patrick’s Day, a holiday celebrated on the saint’s feast day
- Saint Patrick, Bishop of Prusa, Hieromartyr (May 19)
- Saint Patrick Parish, New Brunswick, Canada
- Saint Patrick Parish, Dominica, an administrative parish
- Saint Patrick Parish, Grenada, an administrative parish
- St. Patrick, Ohio, United States, an unincorporated community
- HMS Saint Patrick, a Royal Navy ship, in service 1666–1667
- ST St Patrick, a tugboat
- St. Patrick (provincial electoral district), a defunct district in Ontario, Canada
- St. Patrick (TTC), a subway station in Toronto, Ontario, Canada
- "St. Patrick", a 2014 song from White Noise by PVRIS