Dolenje Selce () is a village in the Municipality of Trebnje in eastern Slovenia. The area is part of the historical region of Lower Carniola. The municipality is now included in the Southeast Slovenia Statistical Region.
The summit of Kozjek Hill (elevation: ), with the ruins of Kozjak Castle, above the former village of Kozjak is the highest point in Dolenje Selce.
The local church is dedicated to St. Anthony the Great and belongs to the Parish of DobrniÃÂ. It was first mentioned in written documents dating to 1526. It was greatly remodelled in the Baroque style in the second half of the 17th century.