The names Ommanney and Ommaney are English, and may refer to one of the following:
People with the surname See Ommanney (surname)
People with the given name
George Willes (1823–1901), a.k.a. Admiral Sir George Ommanney Willes, a Royal Navy officer and Commander-in-Chief, Portsmouth. John Ommanney Hopkins (1834–1916), a.k.a. Admiral Sir John Ommanney Hopkins, a Royal Navy officer and Commander-in-Chief, Mediterranean Fleet.
Places Mount Ommaney, Queensland, an outer suburb of Brisbane, Australia Ommanney Bay, an Arctic waterway in Qikiqtaaluk Region, Nunavut, Canada Ommanney Island a.k.a. Ostrov Ommani, a small island near Jackson Island, Franz Josef Land, Russia
Ships , a Casablanca-class escort aircraft carrier of the United States Navy