Zapadintsy is a village in Khmelnytskyi Raion, in Khmelnytskyi Oblast, Ukraine. Zapadintsy lies at 328 m above sea level. The nearest city is Starokostiantyniv, 34 km to the northwest. Among the landmarks around are Medzhybizh Fortress (8.3 km), Jewish necropolis in Medzhybizh (8.2 km) and Samchyky Palace and Park Ensemble (31 km).

Also written Западинці.