库尔迪加（拉脱维亚语：Kuldīga）位于拉脱维亚西部，是库尔迪加县的县治。

Kuldīga ( pronunciation ) (German:Goldingen) is a town in western Latvia. It is the center of Kuldīga municipality with a population of approximately 13,500.

Kuldīga was first mentioned in 1242. It joined the Hanseatic League in 1368. In the 17th century, Kuldīga (along with Jelgava (Mitau)) was one of the capitals of the Duchy of Courland. Kuldīga was the birthplace of the linguist Max Weinreich.