Tęczki [ˈtɛnt͡ʂki] is a village in the administrative district of Gmina Zbuczyn, within Siedlce County, Masovian Voivodeship, in east-central Poland. It lies approximately 14 kilometres (9 mi) south-east of Zbuczyn, 28 km (17 mi) south-east of Siedlce, and 113 km (70 mi) east of Warsaw.