| Tour de Mayen | |
| Elevation M: | 2326 |
| Prominence M: | 186 |
| Prominence Ref: | [1] |
| Parent Peak: | Tour d'Aï |
| Map: | Switzerland |
| Location: | Vaud, Switzerland |
| Range: | Swiss Prealps |
| Coordinates: | 46.3744°N 7.0083°W |
| Easiest Route: | Trail leading to the summit |
The Tour de Mayen (2,326 m) is a mountain of the Swiss Prealps, located north of Leysin in the canton of Vaud. It lies east of the Tour d'Aï, on the range lying between the lake of Hongrins and the valley of Ormont Dessous and Ormont Dessus.