Ponaganset
Ponaganset (also, Ponnaganset, Ponagansett or Ponnagansett), a Native American-derived name, may refer to:
 Ponaganset High School, North Scituate, Rhode Island, U.S.
 Ponaganset Reservoir, a lake in Rhode Island, U.S.
 Ponaganset River, Rhode Island, U.S.
 USS Ponaganset (AO-86, US Navy)