| Targasonne | |
| Native Name: | Targasona |
| Commune Status: | Commune |
| Arrondissement: | Prades |
| Canton: | Les Pyrénées catalanes |
| Insee: | 66202 |
| Postal Code: | 66120 |
| Mayor: | Maurice de Gerona[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pyrénées Cerdagne |
| Coordinates: | 42.5003°N 1.9978°W |
| Elevation M: | 1597 |
| Elevation Min M: | 1383 |
| Elevation Max M: | 2123 |
| Area Km2: | 7.80 |
Targasonne (in French pronounced as /taʁɡasɔn/; Catalan; Valencian: Targasona; before 2022: Targassonne) is a commune of Cerdanya in the Pyrénées-Orientales department in south of France.
Targasonne is the home of the THEMIS Solar Power R&D Center.
Targasonne is located in the canton of Les Pyrénées catalanes and in the arrondissement of Prades very close to the Spanish border and the exclave of Llívia. It is located at 1,600 meters near the villages of Égat and Font-Romeu-Odeillo-Via. The closest cities are Foix 61 kilometres to the northwest and Perpignan at 90 kilometres to the east.