Lipniaki [lipˈɲaki] is a village in the administrative district of Gmina Kąkolewnica Wschodnia, within Radzyń Podlaski County, Lublin Voivodeship, in eastern Poland. It lies approximately 9 kilometres (6 mi) south-west of Kąkolewnica Wschodnia, 14 km (9 mi) north of Radzyń Podlaski, and 73 km (45 mi) north of the regional capital Lublin.