Kamieniec [kaˈmjɛɲɛt͡s] is a village in the administrative district of Gmina Wodynie, within Siedlce County, Masovian Voivodeship, in east-central Poland. It lies approximately 3 kilometres (2 mi) north of Wodynie, 24 km (15 mi) south-west of Siedlce, and 68 km (42 mi) east of Warsaw.