Fred Diaz
UFC Debut
Record
Streak
W2
- Fighting out of
- Visalia, California
- Born
- United States
- Weight class
- Heavyweight
- Height
- 5'10" · 178 cm
Before the UFC
Fred Diaz makes their UFC debut
Our striking, grappling, and schedule metrics are measured from UFC fights, so they come online after this bout. Here is the career they bring in — and how live the opposition has been.
UFC debut
Aug 20, 2026
Pre-UFC opposition
DevelopmentalOpponents' combined record
25-26
.490 win rate
Winning-record opponents
1 of 4
carried winning pro records
Pro bouts faced
4
all opponents have records on file
A descriptive read of the non-UFC slate from opponents’ full career pro records — not a UFC-grade Schedule Score.
UFC fight history
No UFC bouts on record yet.
Outside the UFC
across 4 bouts · 3 promotions · wins by 1 KO · 1 subWEC · GC 76 · GC 68
| Res | Opponent | Outcome | Finish | Rd | Time | Promotion | Date |
|---|---|---|---|---|---|---|---|
| W | Jeff Terry2-3 | KO/TKO | Punches | R1 | 2:10 | GC 76 | Mar 17, 2008 |
| W | Submission | Keylock | R1 | 2:51 | GC 68 | Sep 16, 2007 | |
| L | Decision | Split | R3 | 5:00 | WEC | Jan 22, 2005 | |
| L | Lavar Johnson18-10 | KO/TKO | Punches | R1 | 1:34 | WEC | Aug 20, 2004 |
Non-UFC bouts (regional/other promotions) — shown for context only, excluded from Schedule Score, striking/grappling rates, and every UFC-scoped metric.