Sieniawa may refer to the following places:
- Sieniawa, Lesser Poland Voivodeship (south Poland)
- Sieniawa in Subcarpathian Voivodeship (south-east Poland)
- Sieniawa, Krosno County in Subcarpathian Voivodeship (south-east Poland)
- Sieniawa, Lubusz Voivodeship (west Poland)
- Sieniawa, West Pomeranian Voivodeship (north-west Poland)
