Dobrodzień [dɔˈbrɔd͡ʑeɲ] (German: Guttentag, Silesian: Dobrodziyń) is a small town in Olesno County, in Opole Voivodeship, Poland. Located in the historical region of Upper Silesia, it is the administrative seat of Gmina Dobrodzień. Both names in Polish and German mean "Good day". Dobrodzień is an archaic variant of standard Polish Dzień Dobry, while Guttentag is an archaic variant of standard German Guten Tag.
Read more on wikipedia