Tarnowiec may refer to:
Tarnowiec, Lower Silesian Voivodeship (south-west Poland) Tarnowiec, Lesser Poland Voivodeship (south Poland) Tarnowiec, Subcarpathian Voivodeship (south-east Poland) Tarnowiec, Nowy Tomyśl County in Greater Poland Voivodeship (west-central Poland) Tarnowiec, Złotów County in Greater Poland Voivodeship (west-central Poland) Tarnowiec, Opole Voivodeship (south-west Poland) Tarnowiec, West Pomeranian Voivodeship (north-west Poland)