| Habay | |
| Picture-Legend: | Habay-la-Neuve |
| Map: | Habay Luxembourg Belgium Map.svg |
| Map-Legend: | Location of Habay in Luxembourg province |
| Arms: | Blason commune de Habay (Belgique).svg |
| Flag: | Habay Belgium.svg |
| Arrondissement: | Virton |
| Nis: | 85046 |
| Mayor: | Serge Bodeux (MR, Pour Habay) |
| Majority: | Pour Habay |
| Postal-Codes: | 6720, 6721, 6723, 6724 |
| Telephone-Area: | 063 |
| Web: | www.habay.be |
| Coordinates: | 49.7333°N 42°W |
Habay (in French pronounced as /abɛ/; Walloon: Habâ) is a municipality of Wallonia located in the province of Luxembourg, Belgium.
On 1 January 2007 the municipality, which covers 103.64 km2, had 7,903 inhabitants, giving a population density of 76.3 inhabitants per km2.
The municipality consists of the following districts: Anlier, Habay-la-Neuve (seat of municipal council), Habay-la-Vieille, Hachy, Houdemont, and Rulles. Other population centers include: Harinsart, Marbehan, Nantimont, and Orsainfaing.