Majdan Sielec (Polish pronunciation: [ˈmajdan ˈɕɛlɛts]) is a village in the administrative district of Gmina Krynice, within Tomaszów Lubelski County, Lublin Voivodeship, in eastern Poland. It lies approximately 6 kilometres (4 mi) east of Krynice, 17 km (11 mi) north of Tomaszów Lubelski, and 95 km (59 mi) south-east of the regional capital Lublin.