The year 2003 was the 3rd year in the history of World Extreme Cagefighting, a mixed martial arts promotion based in the United States. In 2003 WEC held 3 events beginning with, WEC 6: Return of a Legend.
WEC 6: Return of a Legend was an event held on March 27, 2003 at the Tachi Palace in Lemoore, California, United States.
WEC 7: This Time It's Personal was an event held on August 9, 2003 at the Tachi Palace in Lemoore, California, United States.
WEC 8: Halloween Fury 2 was an event held on October 17, 2003 at the Tachi Palace in Lemoore, California, United States.