Gmina Siedlisko is a rural gmina (administrative district) in Nowa Sól County, Lubusz Voivodeship, in western Poland. Its seat is the village of Siedlisko, which lies approximately south-east of Nowa Sól and south-east of Zielona Góra.
The gmina covers an area of , and as of 2019 its total population is 3,593.
Gmina Siedlisko contains the villages and settlements of Bielawy, Borowiec, DÃÂbianka, Kierzno, PiÃÂkne Kàty, Radocin, RÃ³à ¼anówka, Siedlisko, Ustronie and Zwierzyniec.
Gmina Siedlisko is bordered by the gminas of Bytom Odrzaà Âski, Kotla, Nowa Sól, Sà Âawa and à »ukowice.