The year 2000 was the 8th year in the history of the Ultimate Fighting Championship (UFC), a mixed martial arts promotion based in the United States. In 2000 the UFC held 6 events beginning with, UFC 24: First Defense.
The following fighters fought their first UFC fight in 2000:
See main article: List of UFC events.
| Event | Date | Venue | Location | Attendance | |
|---|---|---|---|---|---|
| 033 | Differ Ariake Arena | Tokyo, Japan | [1] | ||
| 032 | Trump Taj Mahal Casino Resort | Atlantic City, New Jersey, U.S. | rowspan="1 | ||
| 031 | Lakefront Arena | New Orleans, Louisiana, U.S. | rowspan="1 | ||
| 030 | Five Seasons Events Center | Cedar Rapids, Iowa, U.S. | [2] | ||
| 029 | Yoyogi National Gymnasium | Tokyo, Japan | rowspan="1 | ||
| 028 | Lake Charles Civic Center | Lake Charles, Louisiana, U.S. |
UFC 27 was an event held in New Orleans, Louisiana, and the last event held by the UFC before its adoption of the new "Unified Rules of Mixed Martial Arts".