| Lapeyrouse-Fossat | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Lapeyrouse-Fossat (Haute-Garonne).svg |
| Arrondissement: | Toulouse |
| Canton: | Pechbonnieu |
| Insee: | 31273 |
| Postal Code: | 31180 |
| Mayor: | Corinne Gonzalez[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Coteaux du Girou |
| Coordinates: | 43.6928°N 1.5172°W |
| Elevation M: | 195 |
| Elevation Min M: | 132 |
| Elevation Max M: | 215 |
| Area Km2: | 9.49 |
Lapeyrouse-Fossat (in French pronounced as /lapeʁuz fosa/; Occitan (post 1500);: La Peirosa e Le Fossat) is a commune in the Haute-Garonne department in southwestern France.
The inhabitants of the commune are known as Lapeyrousiens and Lapeyrousiennes in French.