Kamionka [kaˈmjɔnka] is a village in the administrative district of Gmina Reńska Wieś, within Kędzierzyn-Koźle County, Opole Voivodeship, in south-western Poland. It lies approximately 10 kilometres (6 mi) north-west of Reńska Wieś, 13 km (8 mi) west of Kędzierzyn-Koźle, and 33 km (21 mi) south of the regional capital Opole.