Gmina Lasowice Wielkie, German Gemeinde Gross Lassowitz is a rural gmina (administrative district) in Kluczbork County, Opole Voivodeship, in south-western Poland.

Its seat is the village of Lasowice Wielkie, which lies approximately 13 kilometres (8 mi) south of Kluczbork and 31 km (19 mi) north-east of the regional capital Opole.

The gmina covers an area of 210.84 square kilometres (81.4 sq mi), and as of 2019 its total population is 6,864.

The gmina contains part of the protected area called Stobrawa Landscape Park.

The commune contains the villages and settlements of: Gmina Lasowice Wielkie is bordered by the gminas of Kluczbork, Łubniany, Murów, Olesno, Turawa and Zębowice.