Zator is an old town on the Skawa river within Oświęcim County, Lesser Poland Voivodeship in southern Poland. From 1975 to 1998 it belonged to the Bielsko-Biała Voivodeship. The town is the administrative seat of the Gmina Zator. According to data from December 31, 2008, Zator was inhabited by 4,779 people.