Olszowa may refer to the following places: Olszowa, Lesser Poland Voivodeship (south Poland) Olszowa, Łódź Voivodeship (central Poland) Olszowa, Masovian Voivodeship (east-central Poland) Olszowa, Greater Poland Voivodeship (west-central Poland) Olszowa, Opole Voivodeship (south-west Poland)