Trojaczkowice [trɔjat͡ʂkɔˈvit͡sɛ] is a village in the administrative district of Gmina Niedrzwica Duża, within Lublin County, Lublin Voivodeship, in eastern Poland. It lies approximately 8 kilometres (5 mi) north of Niedrzwica Duża and 13 km (8 mi) south-west of the regional capital Lublin.