The year 2001 was the 1st year in the history of World Extreme Cagefighting, a mixed martial arts promotion based in the United States.

In 2001 WEC held 2 events beginning with, WEC 1: Princes of Pain.

WEC 2: Clash of the Titans[1] was an event held on October 4, 2001 at the Tachi Palace in Lemoore, California, United States.

WEC 1: Princes of Pain[2] was an event held on June 30, 2001 at the Tachi Palace in Lemoore, California, United States.

This article related to the martial arts is a stub.