| Mercœur | |
| Commune Status: | Commune |
| Arrondissement: | Brioude |
| Canton: | Pays de Lafayette |
| Mayor: | Jean-Claude Bages[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 45.1939°N 3.2922°W |
| Elevation M: | 870 |
| Elevation Min M: | 600 |
| Elevation Max M: | 1009 |
| Area Km2: | 27.51 |
| Insee: | 43133 |
| Postal Code: | 43100 |
Mercœur (in French pronounced as /mɛʁkœʁ/; Occitan (post 1500);: Mercuèr) is a commune in the Haute-Loire department in south-central France.