Namur (French: [namyʁ] ⓘ; Walloon: Nameur; Dutch: Namen [ˈnaːmə(n)] ⓘ) is a province of Wallonia, one of the three regions of Belgium.

It borders (clockwise from the West) on the Walloon provinces of Hainaut, Walloon Brabant, Liège and Luxembourg in Belgium, and the French department of Ardennes.

It has an area of 3,675 square kilometres (1,419 sq mi) and is divided into three administrative districts (arrondissements in French) containing a total of 38 municipalities (communes in French).

The Gross domestic product (GDP) of the province was 13.5 billion € in 2018, accounting for 2.9% of Belgium's economic output.

GDP per capita adjusted for purchasing power was 24,000 € or 80% of the EU27 average in the same year.