World Fighting Alliance
| Company type | Private |
|---|---|
| Industry | Mixed martial arts promotion |
| Founded | 2001 |
| Founder | John Lewis |
| Defunct | 2006 |
| Successor | Ultimate Fighting Championship |
| Headquarters | , Nevada, United States |
Key people | John Lewis, Promoter/Match Maker John Huntington, Producer Louie Palazzo, Investor |
| Parent | TKO Group Holdings |
The World Fighting Alliance (WFA) was a mixed martial arts organization based in the United States.