| Marthon | |
| Commune Status: | Commune |
| Arrondissement: | Angoulême |
| Canton: | Val de Tardoire |
| Insee: | 16211 |
| Postal Code: | 16380 |
| Mayor: | Patrick Borie[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 45.6128°N 0.4453°W |
| Elevation M: | 108 |
| Elevation Min M: | 91 |
| Elevation Max M: | 195 |
| Area Km2: | 12.82 |
Marthon (in French pronounced as /maʁtɔ̃/; Limousin: Marton) is a commune in the Charente department in southwestern France.