Bila Tserkva (Ukrainian: Біла Церква [ˈbilɐ ˈtsɛrkwɐ] ; lit. ''White Church'', Russian: Белая Церковь, Polish: Biała Cerkiew) is a city in central Ukraine. It is situated on the Ros River in the historical region of right-bank Ukraine. It is the largest city in Kyiv Oblast (which does not include the city of Kyiv) and serves as the administrative centre of Bila Tserkva Raion and Bila Tserkva urban hromada, and has a population of 207,273 (2022 estimate)., 205,000 (2024 estimate).
The oldest preserved document that mentions the city, at that time called Yuryiv, is the Hypatian Codex (1115). Historically, the city has been at the centre of the Porossia (River Ros) region. Founded as a border fortification of Kievan Rus', Bila Tserkva later became property of Polish nobility and served as a prominent commercial centre. Since the 19th century, industry and tourism have been important elements of the city's economy. Under Soviet rule, Bila Tserkva became a centre of agricultural education. During the Cold War, a major Soviet Air Force base was located near the city.