| La Chapelle-d'Alagnon | |
| Commune Status: | Commune |
| Arrondissement: | Saint-Flour |
| Canton: | Murat |
| Insee: | 15041 |
| Postal Code: | 15300 |
| Mayor: | Gérard Pouderoux[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Hautes Terres |
| Coordinates: | 45.1083°N 2.8972°W |
| Elevation M: | 882 |
| Elevation Min M: | 860 |
| Elevation Max M: | 1124 |
| Area Km2: | 9.2 |
La Chapelle-d'Alagnon (in French pronounced as /la ʃapɛl dalaɲɔ̃/; Occitan (post 1500);: La Chapèla d'Alanhon) is a commune in the Cantal department in south-central France.