Highest win percentage: before 2000
Wins as a share of wins, losses and draws (no-contests left out). At least 5 fights.
UFC 1 (November 1993) is not in UFCStats, so its fights are missing.
26 fighters.
| # | Fighter | % | Of | Fights |
|---|---|---|---|---|
| =1 | Frank Shamrock | 100% | 5 of 5 | 5 |
| =1 | Pat Miletich | 100% | 5 of 5 | 5 |
| 3 | Don Frye | 90% | 9 of 10 | 10 |
| 4 | Royce Gracie | 88% | 8 of 9 | 9 |
| 5 | Vitor Belfort | 83% | 5 of 6 | 6 |
| =6 | Guy Mezger | 80% | 4 of 5 | 5 |
| =6 | Patrick Smith | 80% | 4 of 5 | 5 |
| 8 | Dan Severn | 75% | 9 of 12 | 12 |
| 9 | Jerry Bohlander | 71% | 5 of 7 | 7 |
| =10 | Marco Ruas | 66% | 4 of 6 | 6 |
| =10 | Mark Coleman | 66% | 6 of 9 | 9 |
| =10 | Oleg Taktarov | 66% | 6 of 9 | 9 |
| 13 | Ken Shamrock | 62% | 5 of 8 | 8 |
| =14 | Jeremy Horn | 60% | 3 of 5 | 5 |
| =14 | Maurice Smith | 60% | 3 of 5 | 5 |
| =14 | Pete Williams | 60% | 3 of 5 | 5 |
| =14 | Remco Pardoel | 60% | 3 of 5 | 5 |
| =14 | Scott Ferrozzo | 60% | 3 of 5 | 5 |
| =14 | Tito Ortiz | 60% | 3 of 5 | 5 |
| =14 | Tsuyoshi Kohsaka | 60% | 3 of 5 | 5 |
| 21 | Mark Hall | 57% | 4 of 7 | 7 |
| 22 | David Abbott | 53% | 8 of 15 | 15 |
| =23 | Dave Beneteau | 50% | 3 of 6 | 6 |
| =23 | Gary Goodridge | 50% | 4 of 8 | 8 |
| =23 | Paul Varelans | 50% | 4 of 8 | 8 |
| 26 | Brian Johnston | 33% | 2 of 6 | 6 |