| Assesse | |
| Map: | Assesse Namur Belgium Map.svg |
| Map-Legend: | Location of Assesse in Namur Province |
| Arms: | Blason Assesse.svg |
| Flag: | Flag of Assesse.svg |
| Arrondissement: | Namur |
| Nis: | 92006 |
| Mayor: | Jean-Luc MOSSERAY |
| Majority: | ACOR+, Ecolo |
| Postal-Codes: | 5330, 5332-5334, 5336 |
| Telephone-Area: | 083 |
| Web: | www.assesse.be |
| Coordinates: | 50.3667°N 6°W |
Assesse (pronounced as /fr/) is a municipality of Wallonia located in the province of Namur, Belgium.
On 1 January 2006, Assesse had a total population of 6,252. The total area is 78.16 km2 which gives a population density of 80 inhabitants per km2.
The municipality consists of the following districts: Assesse, Courrière, Crupet, Florée, Maillen, Sart-Bernard, and Sorinne-la-Longue.
The village of Crupet is noted for its grotto dedicated to Saint Anthony of Padua, the Crupet Castle, a moated medieval donjon, and its windmills.