Highest win percentage: since 2001
Wins as a share of wins, losses and draws (no-contests left out). At least 5 fights.
1,242 fighters.
| # | Fighter | % | Of | Fights |
|---|---|---|---|---|
| =632 | Trevin Giles | 50% | 7 of 14 | 14 |
| =632 | Trey Ogden | 50% | 3 of 6 | 7 |
| =632 | Valerie Letourneau | 50% | 3 of 6 | 6 |
| =632 | Veronica Hardy | 50% | 5 of 10 | 10 |
| =632 | Warlley Alves | 50% | 8 of 16 | 16 |
| =632 | Yves Edwards | 50% | 10 of 20 | 21 |
| =632 | Yves Jabouin | 50% | 5 of 10 | 10 |
| =632 | Zach Reese | 50% | 4 of 8 | 9 |
| =632 | Zak Ottow | 50% | 4 of 8 | 8 |
| 760 | Clay Guida | 48% | 18 of 37 | 37 |
| 761 | Ross Pearson | 48% | 12 of 25 | 26 |
| 762 | Tim Elliott | 47% | 11 of 23 | 23 |
| =763 | Jake Ellenberger | 47% | 10 of 21 | 21 |
| =763 | Patrick Cote | 47% | 10 of 21 | 21 |
| =765 | Ben Saunders | 47% | 9 of 19 | 19 |
| =765 | Bryan Barberena | 47% | 9 of 19 | 19 |
| =765 | Carlos Condit | 47% | 9 of 19 | 19 |
| =765 | Chris Camozzi | 47% | 9 of 19 | 19 |
| =765 | Karolina Kowalkiewicz | 47% | 9 of 19 | 19 |
| =765 | Marvin Vettori | 47% | 9 of 19 | 19 |
| =765 | Roy Nelson | 47% | 9 of 19 | 19 |
| =772 | Brian Kelleher | 47% | 8 of 17 | 17 |
| =772 | Devin Clark | 47% | 8 of 17 | 17 |
| =772 | Louis Smolka | 47% | 8 of 17 | 17 |
| =772 | Mark Hunt | 47% | 8 of 17 | 18 |
| =776 | Angela Hill | 46% | 14 of 30 | 30 |
| =776 | Calvin Kattar | 46% | 7 of 15 | 15 |
| =776 | Cody Stamann | 46% | 7 of 15 | 15 |
| =776 | Erick Silva | 46% | 7 of 15 | 15 |
| =776 | Gabriel Benitez | 46% | 7 of 15 | 15 |
| =776 | Marina Rodriguez | 46% | 7 of 15 | 15 |
| =776 | Mike Perry | 46% | 7 of 15 | 15 |
| =783 | Abdul Razak Alhassan | 46% | 6 of 13 | 14 |
| =783 | Cynthia Calvillo | 46% | 6 of 13 | 13 |
| =783 | Damon Jackson | 46% | 6 of 13 | 14 |
| =783 | Dan Miller | 46% | 6 of 13 | 13 |
| =783 | Gerald Meerschaert | 46% | 12 of 26 | 26 |
| =783 | Jamie Mullarkey | 46% | 6 of 13 | 13 |
| =783 | Keith Jardine | 46% | 6 of 13 | 13 |
| =783 | Mickey Gall | 46% | 6 of 13 | 13 |
| =783 | Misha Cirkunov | 46% | 6 of 13 | 13 |
| =783 | Patrick Cummins | 46% | 6 of 13 | 13 |
| =783 | Rogerio Nogueira | 46% | 6 of 13 | 13 |
| 794 | Mauricio Rua | 45% | 11 of 24 | 24 |
| =795 | Antonio Rodrigo Nogueira | 45% | 5 of 11 | 11 |
| =795 | Bruno Silva | 45% | 5 of 11 | 12 |
| =795 | Fabio Maldonado | 45% | 5 of 11 | 11 |
| =795 | Godofredo Pepey | 45% | 5 of 11 | 11 |
| =795 | Marlon Moraes | 45% | 5 of 11 | 11 |
| =795 | Matthew Semelsberger | 45% | 5 of 11 | 11 |