| Marlioz | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Marlioz (Haute-Savoie).svg |
| Arrondissement: | Saint-Julien-en-Genevois |
| Canton: | Saint-Julien-en-Genevois |
| Insee: | 74168 |
| Postal Code: | 74270 |
| Mayor: | Vincent Dutoit[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Usses et Rhône |
| Coordinates: | 46.0331°N 6.0042°W |
| Elevation Min M: | 366 |
| Elevation Max M: | 630 |
| Area Km2: | 8.12 |
Marlioz is a commune in the Haute-Savoie department in the Auvergne-Rhône-Alpes region in south-eastern France.