| Ballaison | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Ballaison.svg |
| Arrondissement: | Thonon-les-Bains |
| Canton: | Sciez |
| Insee: | 74025 |
| Postal Code: | 74140 |
| Mayor: | Christophe Songeon[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Thonon Agglomération |
| Coordinates: | 46.2997°N 6.3297°W |
| Elevation Min M: | 473 |
| Elevation Max M: | 734 |
| Area Km2: | 13.30 |
Ballaison (in French pronounced as /balɛzɔ̃/; Balêson) is a commune in the Haute-Savoie department in the Auvergne-Rhône-Alpes region in south-eastern France.