Mansourah (Arabic: المنصورة - „victorious“) is a town and commune in Tlemcen Province in Northwestern Algeria.

Mansourah and Tlemcen form together an intercommunal urban agglomeration with 173,531 inhabitants.

[3] The settlement was founded by the Marinids in 1303 AD as a fortified base for their siege of Tlemcen.

The site quickly grew into a large city with tens of thousands of inhabitants.

The commune of Mansourah is composed of 8 localities (1984):[4] This article about a location in Tlemcen Province is a stub.