Gmina Izbicko, German Gemeinde Stubendorf, is a rural gmina (administrative district) in Strzelce County, Opole Voivodeship, in south-western Poland.

Its seat is the village of Izbicko, which lies approximately 14 kilometres (9 mi) north-west of Strzelce Opolskie and 18 km (11 mi) south-east of the regional capital Opole.

The gmina covers an area of 84.93 square kilometres (32.8 sq mi), and as of 2019 its total population is 5,415.

Gmina Izbicko contains the villages and settlements of Borycz, Grabów, Izbicko, Krośnica, Ligota Czamborowa, Otmice, Poznowice, Siedlec, Sprzęcice, Suchodaniec and Utrata.

Gmina Izbicko is bordered by the gminas of Chrząstowice, Gogolin, Ozimek, Strzelce Opolskie and Tarnów Opolski.