Sitnitsa is a village in Luninyets Raion, in Brest Region, Belarus. Sitnitsa lies at 128 m above sea level. It has 340 inhabitants. The nearest city is Luninyets, 38 km to the west. Among the landmarks around are Church of the Nativity of Saint John the Baptist in Mikaševičy (7.5 km), Davyd-Haradok Castle (18.9 km) and Saint George Orthodox church in Davyd-Haradok (18.4 km).

Also written Сітніца.