Date of Birth: 
About Lionel Bonnel
- Lionel Bonnel (born September 26, 1966) is a French ski mountaineer and skiing instructor. Bonnel, member of the Club Alpin Français, holds the Chamonix-Zermatt Haute Route record with Stéphane Brosse, in 21h11' He is married with three children, and lives in Saint-Jean-de-Maurienne.
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