Western Rus

Western Rus' may refer to:


 * western regions of Kievan Rus', including:
 * Halychian Rus', an East Slavic medieval state, centered in Halych
 * Volhynian Rus', an East Slavic medieval state, centered in Volhynia
 * Halych-Volhynian Rus', an East Slavic medieval state, uniting Halych and Volhynia
 * Kingdom of Rus', an East Slavic medieval kingdom (Galicia-Volhynia)
 * Turovian Rus', an East Slavic medieval state, centered in Turov
 * Polotskian Rus', an East Slavic medieval state, centered in Polotsk


 * several Slavic historical regions, including:
 * White Rus', an East Slavic historical region
 * Black Rus', an East Slavic historical region
 * Red Rus', an East Slavic historical region
 * Carpathian Rus', a historical region inhabited mostly by Rusyns (Rusynia)