John Mercurio
UFC DebutNickname“Johnny Merc”
Record
Streak
W1
- Fighting out of
- Huntington Beach, California
- Born
- United States
- Weight class
- Welterweight
- Height
- 6'1" · 185 cm
Before the UFC
John Mercurio 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.
Pre-UFC opposition
ModerateOpponents' combined record
145-144-3
.502 win rate
Winning-record opponents
8 of 14
carried winning pro records
Pro bouts faced
17
14 opponents with 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 17 bouts · 13 promotions · wins by 5 KO · 1 sub · 3 decBellator · FCOC · Fight Club OC · Lights Out / Bash Entertainment · LOP +8
| Res | Opponent | Outcome | Finish | Rd | Time | Promotion | Date |
|---|---|---|---|---|---|---|---|
| W | Johnny Cisneros13-8 | Decision | Majority | R3 | 5:00 | Bellator | Mar 29, 2019 |
| L | KO/TKO | Punches | R2 | 0:41 | Bellator | Jan 21, 2017 | |
| W | Matt Lagler13-16-1 | KO/TKO | Punch | R1 | 1:54 | FCOC | Apr 7, 2016 |
| W | Gabriel Lopez | KO/TKO | Punch | R1 | 0:07 | Lights Out / Bash Entertainment | Jul 10, 2015 |
| L | Justin Baesman23-30-1 | Decision | Split | R3 | 5:00 | Bellator | Oct 3, 2014 |
| L | Curtis Millender22-13 | Decision | Unanimous | R3 | 5:00 | FCOC | Apr 17, 2014 |
| W | KO/TKO | Punch | R1 | 0:47 | LOP | Dec 22, 2012 | |
| L | Sam Liera14-11 | KO/TKO | Punches | R2 | — | KOTC | Apr 26, 2012 |
| W | Submission | Choke | R1 | 1:09 | RITC | Jan 21, 2012 | |
| L | Dave Terrel7-9 | Decision | Unanimous | R3 | 3:00 | Fight Club OC | Oct 13, 2011 |
| W | Connor Bell3-2 | KO/TKO | Punch | R1 | 1:02 | Fight Club OC | May 19, 2011 |
| L | Decision | Split | R3 | 3:00 | Lords of Combat | Sep 17, 2010 | |
| W | Sean Choice2-5 | Decision | Unanimous | R3 | 5:00 | John Pena Promotions | Jun 11, 2010 |
| W | Gabriel Godly | Decision | Split | R3 | 3:00 | Gladiator Challenge | Feb 21, 2010 |
| L | Submission | Rear-Naked Choke | R1 | 2:38 | RITC 2 | Nov 20, 2009 | |
| W | Greg Gagnon | KO/TKO | Punches | R1 | 0:33 | TFA 15 | Jun 6, 2009 |
| L | Herman Terrado15-7-1 | KO/TKO | Elbows | R2 | 2:31 | TC 32 | Oct 2, 2008 |
Non-UFC bouts (regional/other promotions) — shown for context only, excluded from Schedule Score, striking/grappling rates, and every UFC-scoped metric.