Tlemcen (Arabic: ولاية تلمسان) is a province (wilaya) in northwestern Algeria.

The Tlemcen National Park is located there.

The province was created from Oran (department) and Tlemcen department in 1974.

The province is divided into 20 districts (daïras), which are further divided into 53 communes or municipalities.

This article about a location in Tlemcen Province is a stub.