| WEC 15: Judgment Day | |
| Promotion: | World Extreme Cagefighting |
| Date: | May 19, 2005 |
| Venue: | Tachi Palace Hotel & Casino |
| Previousevent: | WEC 14: Vengeance |
| Followingevent: | WEC 16: Clash of the Titans 2 |
WEC 15: Judgment Day was a mixed martial arts event promoted by World Extreme Cagefighting on May 19, 2005, at the Tachi Palace Hotel & Casino in Lemoore, California. The card featured the likes of Joe Riggs, Chris Lytle and James Irvin compete.[1]