Gmina Żabno is an urban-rural gmina (administrative district) in Tarnów County, Lesser Poland Voivodeship, in southern Poland. Its seat is the town of Żabno, which lies approximately 14 kilometres (9 mi) north-west of Tarnów and 69 km (43 mi) east of the regional capital Kraków.
The gmina covers an area of 104.82 square kilometres (40.5 sq mi), and as of 2006 its total population is 18,846 (out of which the population of Żabno amounts to 4,271, and the population of the rural part of the gmina is 14,575).