The Dents de Lanfon (; 'Teeth of Lanfon') is a mountain in south-eastern France rising to 1824 m. Situated above Talloires on the east bank of Lac d'Annecy in Haute-Savoie. It is framed by mount Veyrier (1,291 m) to the north, and by Le Lanfonnet (1768 m.) and La Tournette (2,351 m) to the south.
Crossing of the Dents de Lanfon, climbing with le Club Alpin Français of Chambéry