Gmina Dobrodzień, German Gemeinde Guttentag is an urban-rural gmina in Olesno County, Opole Voivodeship, in south-western Poland. Its seat is the town of Dobrodzień, which lies approximately 17 kilometres south of Olesno and 37 km east of the regional capital Opole. The gmina covers an area of 162.84 square kilometres, and as of 2019 its total population is 9,877. Prior to 1945 the area was part of Germany.