| La Chapelle-Onzerain | |
| Commune Status: | Commune |
| Arrondissement: | Orléans |
| Canton: | Meung-sur-Loire |
| Insee: | 45074 |
| Postal Code: | 45310 |
| Mayor: | Aline Chassine Tourne[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 48.0342°N 1.6128°W |
| Elevation Min M: | 120 |
| Elevation Max M: | 134 |
| Area Km2: | 7.06 |
| Demonym: | Chapellois |
La Chapelle-Onzerain (in French pronounced as /la ʃapɛl ɔ̃zʁɛ̃/) is a commune in the Loiret department in north-central France.