Tranøy or Tranøya may refer to:
People Knut Erik Tranøy (1918–2012), a Norwegian philosopher Torstein Tranøy (1964–2009), a Norwegian journalist and writer
Places Norway Tranøy Municipality, a former municipality in Troms county, Norway Tranøy, Hamarøy, a village in Hamarøy municipality in Nordland county, Norway Tranøy Church, a historic parish church on the island of Tranøya in Senja municipality, Troms county, Norway Tranøy Lighthouse, a lighthouse in Hamarøy municipality, Nordland county, Norway
Islands Tranøya (Alstahaug), an island in Alstahaug Municipality in Nordland county, Norway Tranøya (Dønna), an island in Dønna Municipality in Nordland county, Norway Tranøya (Lurøy), an island in Lurøy Municipality in Nordland county, Norway Tranøya (Møre og Romsdal), an island in Smøla Municipality in Møre og Romsdal county, Norway Tranøya (Troms), an island in Senja Municipality in Troms county, Norway Tranøya (Rogaland), an island in Fitjar Municipality in Rogaland county, Norway