Gmina Bystra-Sidzina is a rural gmina (administrative district) in Sucha County, Lesser Poland Voivodeship, in southern Poland. Its seat is the village of Bystra; it also contains the village of Sidzina.

The gmina covers an area of 80.43 square kilometres (31.1 sq mi), and as of 2006 its total population is 6,423.

Gmina Bystra-Sidzina is bordered by the town of Jordanów and by the gminas of Jabłonka, Jordanów, Maków Podhalański, Spytkowice and Zawoja.

• Polish official population figures 2006