库尔朗桑（法语：Courrensan）是法国热尔省的一个市镇，属于孔东区（Condom）奥兹县（Eauze）。该市镇总面积25.16平方公里，2009年时的人口为385人。

库尔朗桑人口变化图示

Courrensan is a commune in the Gers department in southwestern France.

The Auzoue forms part of the commune's southern border, then flows north-northwest through the middle of the commune.

The village lies in the middle of the commune, on the right bank of the Auzoue.