Tarnowo may refer to the following places:

• Tarnowo, Oborniki County in Greater Poland Voivodeship (west-central Poland)
• Tarnowo, Piła County in Greater Poland Voivodeship (west-central Poland)
• Tarnowo, Podlaskie Voivodeship (north-east Poland)
• Tarnowo, Poznań County in Greater Poland Voivodeship (west-central Poland)
• Tarnowo, Goleniów County in West Pomeranian Voivodeship (north-west Poland)
• Tarnowo, Łobez County in West Pomeranian Voivodeship (north-west Poland)
• Tarnowo, Myślibórz County in West Pomeranian Voivodeship (north-west Poland)
• Tarnowo, Stargard County in West Pomeranian Voivodeship (north-west Poland)