| La Llagonne | |
| Native Name: | La Llaguna |
| Commune Status: | Commune |
| Image Coat Of Arms: | Escut de la Llaguna.svg |
| Arrondissement: | Prades |
| Canton: | Les Pyrénées catalanes |
| Insee: | 66098 |
| Postal Code: | 66210 |
| Mayor: | Jean-Pierre Astruch[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pyrénées Catalanes |
| Coordinates: | 42.5272°N 2.1217°W |
| Elevation M: | 1657 |
| Elevation Min M: | 1546 |
| Elevation Max M: | 2196 |
| Area Km2: | 23.09 |
La Llagonne (in French la jagɔn/; Catalan; Valencian: La Llaguna) is a commune in the Pyrénées-Orientales department in southern France.
La Llagonne is located in the canton of Les Pyrénées catalanes and in the arrondissement of Prades.
First time skiing in the Pyrénées happened on January 29, 1901 at La Llagonne.