| Medal record | ||
|---|---|---|
| Ski mountaineering | ||
| Silver | 2007 European Championship | Team |
| Bronze | 2007 European Championship | Single |
| Bronze | 2010 World Championship | Relay |
William Bon Mardion (born October 4, 1983) is a French ski mountaineer.
Bon Mardion started ski mountaineering in 1998. He competed first as a member of the "Espoirs" team at the Pierra Menta race in the same year and has been member of the national team since 1999.
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