The 2001 UIAA Climbing World Championships, the 6th edition, were held in Winterthur, Switzerland from 5 to 8 September 2001.

It was organized by the Union Internationale des Associations d'Alpinisme (UIAA).

[1][2][3] The 18-year-old Frenchman Gérome Pouvreau won the Lead World Champion title.

Tomáš Mrázek, although reached Pouvreau's high-point on the final route, placed second due to count-back to the semi-final results.

[2][4] Martina Cufar won the Lead World Champion title.