| Frasnes-lez-Anvaing | |
| Map: | Frasnes-lez-Anvaing Hainaut Belgium Map.svg |
| Map-Legend: | Location of Frasnes-lez-Anvaing in Hainaut |
| Arms: | Blason ville be Frasnes-lez-Anvaing avec orn ext.svg |
| Arrondissement: | Ath |
| Nis: | 51065 |
| Mayor: | Carine De Saint Martin (MR) |
| Majority: | MR |
| Postal-Codes: | 7910-7912 |
| Telephone-Area: | 069 |
| Web: | www.frasnes-lez-anvaing.be |
| Coordinates: | 50.6833°N 41°W |
Frasnes-lez-Anvaing (in French pronounced as /fʁan le ɑ̃vɛ̃/; Fraine-lez-Anvégne; Walloon: Fraine-dilé-Anvegn) is a municipality of Wallonia located in the province of Hainaut, Belgium.
On 1 January 2018 the municipality had 11,740 inhabitants. The total area is 112.44 km², giving a population density of 100 inhabitants per km².
The municipality consists of the following districts: Anvaing, Arc-Ainières, Buissenal, Cordes, Dergneau, Forest, Frasnes-lez-Buissenal, Hacquegnies, Herquegies, Montrœul-au-Bois, Moustier, Œudeghien, Saint-Sauveur, and Wattripont.[1]
In August 2012, the funeral of Countess Alix de Lannoy, mother of Stéphanie de Lannoy, was held in Frasnes, attended by members of the Luxembourg and Belgian royal families.[2]