丘德尼夫（Чуднів），乌克兰日托米尔州城市，为丘德尼夫区的行政中心。总人口5752人（2011年1月）。

Chudniv (Ukrainian:Чуднів, Yiddish:טשודנאוו‎) is a city in Zhytomyr Oblast, Ukraine. It is the administrative center of the Chudniv Raion. Population: 5,794(2013 est.)

A significant battle of the Russo-Polish War (1654-1667) was fought near the town in 1660, followed by a treaty between the Polish-Lithuanian Commonwealth and the Cossacks, named after the city.