Otterøya or Otterøy may refer to:
Places Otterøya, an island in Namsos Municipality in Trøndelag county, Norway Otterøy Municipality, a former municipality in northern Trøndelag county, Norway Otterøy Church, a church in Namsos Municipality in Trøndelag county, Norway Otterøya (Vestland), an unpopulated island in Bømlo Municipality in Vestland county, Norway Von Otterøya, an island in Hinlopen Strait between Spitsbergen and Nordaustlandet in Svalbard Otterøya or Otrøya, an island in Molde Municipality in Møre og Romsdal county, Norway Otterøya (Sveio), an island in Sveio Municipality in Vestland county, Norway