| Fougax-et-Barrineuf | |
| Commune Status: | Commune |
| Arrondissement: | Pamiers |
| Canton: | Pays d'Olmes |
| Insee: | 09125 |
| Postal Code: | 09300 |
| Mayor: | Hervé Antoine Laffont[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays d'Olmes |
| Coordinates: | 42.8808°N 1.8933°W |
| Elevation M: | 549 |
| Elevation Min M: | 511 |
| Elevation Max M: | 1120 |
| Area Km2: | 31.48 |
Fougax-et-Barrineuf (in French pronounced as /fuɡa e baʁinœf/; Occitan (post 1500);: Fogats e Barrinòu) is a commune in the Ariège department in southwestern France.