Olszowa Opole Voivodeship
 Olszowa [ɔlˈʂɔva] is a village in the administrative district of Gmina Ujazd within Strzelce County Opole Voivodeship in south-western Poland. It lies approximately 10 kilometres (6 mi) north-west of Ujazd 6 km (4 mi) south of Strzelce Opolskie and 34 km (21 mi) south-east of the regional capital Opole.Before 1945 the area was part of Germany (see Territorial changes of Poland after World War II).The village has a population of 350.