| Belgentier | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Belgentier.svg |
| Arrondissement: | Toulon |
| Canton: | Solliès-Pont |
| Insee: | 83017 |
| Postal Code: | 83210 |
| Mayor: | Bruno Aycard[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Vallée du Gapeau |
| Coordinates: | 43.2458°N 6.0003°W |
| Elevation M: | 159 |
| Elevation Min M: | 126 |
| Elevation Max M: | 620 |
| Area Km2: | 13.38 |
Belgentier (in French pronounced as /bɛlʒɑ̃tje/; Occitan (post 1500);: Beujanciá) is a commune in the Var department in the Provence-Alpes-Côte d'Azur region in southeastern France.
It was the birthplace of the astronomer, antiquary and savant, Nicolas-Claude Fabri de Peiresc (1580–1637).