| Sainte-Hélène-du-Lac | |
| Commune Status: | Commune |
| Arrondissement: | Chambéry |
| Canton: | Montmélian |
| Insee: | 73240 |
| Postal Code: | 73800 |
| Mayor: | Sylvie Schneider[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 45.4831°N 6.0667°W |
| Elevation Min M: | 252 |
| Elevation Max M: | 370 |
| Area Km2: | 7.09 |
Sainte-Hélène-du-Lac (in French pronounced as /sɛ̃t elɛn dy lak/, literally Sainte-Hélène of the Lake) is a commune in the Savoie department in the Auvergne-Rhône-Alpes region in south-eastern France.