于奇库杜克（乌兹别克语：Uchquduq，**：Üchquduq）是乌兹别克斯坦纳沃伊州的一座城市。

于奇库杜克位于克孜勒库姆沙漠中部，在苏联时期因拥有露天铀矿而被列为保密行政区。

Uchkuduk (Uzbek:Uchquduq / Учқудуқ; Russian:Учкудук) is a city (pop est 27,000) in the north of Navoiy Region, Uzbekistan. The city's name means "three draw-wells" in Uzbek. It is located at 42°9′24″N 63°33′20″E / 42.15667°N 63.55556°E / 42.15667; 63.55556, at an altitude of 193 meters in the middle of the Kyzyl Kum.