Polonne (Ukrainian:Полонне) is a city on the Khomora River in the Khmelnytskyi Oblast (province) of western Ukraine. It is the administrative center of the Polonne Raion (district), and is located at around 50°7′0″N27°31′0″E / 50.11667°N 27.51667°E / 50.11667; 27.51667.