Jason Buck
UFC DebutNickname“Jay”
Record
Streak
L2
Age
Date of birth
- Fighting out of
- Northfield, Illinois
- Born
- United States
- Weight class
- Welterweight
- Height
- 5'9" · 175 cm
Before the UFC
Jason Buck 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
StrongOpponents' combined record
438-280-31
.610 win rate
Winning-record opponents
20 of 27
carried winning pro records
Pro bouts faced
28
27 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 28 bouts · 19 promotions · wins by 3 KO · 6 sub · 5 decHOOKnSHOOT · EC 49 · KOTC · SB 30 · Shooto +14
| Res | Opponent | Outcome | Finish | Rd | Time | Promotion | Date |
|---|---|---|---|---|---|---|---|
| L | Submission | Armbar | R1 | 2:20 | KOTC | Apr 13, 2013 | |
| L | Nick Duell11-5 | KO/TKO | Upkick | R1 | 3:02 | NAAFS | Oct 20, 2012 |
| W | Joe Vedepo20-10 | Submission | Rear-Naked Choke | R1 | 0:43 | PC MMA | Apr 27, 2012 |
| L | Kurt Kinser9-1 | KO/TKO | Doctor Stoppage | R2 | 5:00 | LOF 48 | Aug 19, 2011 |
| W | Marcus LeVesseur22-7 | KO/TKO | Punches | R2 | 4:20 | Seconds Out / Vivid MMA | Jun 19, 2010 |
| W | John McDonough | Submission | Kimura | R1 | 1:09 | Hoosier FC 1 | Nov 20, 2009 |
| L | Submission | Triangle Choke | R3 | 0:58 | XFO | Apr 17, 2009 | |
| L | Deray Davis8-4-1 | Decision | Unanimous | R3 | 5:00 | C3 | Nov 22, 2008 |
| L | William Hill23-34 | Submission | Guillotine Choke | R3 | 0:00 | IMMAC 1 | Nov 4, 2006 |
| L | Submission | Ankle Lock | R1 | 2:33 | EC 54 | Oct 12, 2003 | |
| L | Joe Doerksen51-16 | KO/TKO | Kick | R1 | 0:36 | SB 30 | Jun 13, 2003 |
| L | Jason Miller23-10 | Decision | Split | R3 | 3:00 | SB 30 | Jun 13, 2003 |
| W | Brendan Seguin23-19-1 | KO/TKO | Punches | R2 | 1:34 | EC 49 | Feb 8, 2003 |
| W | Kyle Jensen39-11-2 | Decision | Unanimous | R3 | 5:00 | EC 49 | Feb 8, 2003 |
| W | Ryan Stout13-8-1 | Submission | Guillotine Choke | R2 | 1:48 | EC 49 | Feb 8, 2003 |
| L | Ray Cooper14-9 | Decision | Unanimous | R3 | 5:00 | Shooto | Dec 7, 2002 |
| L | Shonie Carter52-32-7 | Decision | Split | R3 | 5:00 | IHC 5 | Oct 26, 2002 |
| W | Jason Rigsby7-11 | Decision | Unanimous | R3 | 5:00 | IHC 4 | May 18, 2002 |
| W | Eddy Rolon5-5 | Decision | — | R3 | 5:00 | UA 1 | Jan 27, 2002 |
| W | Brett Al-azzawi8-15 | Submission | Guillotine Choke | R2 | 3:53 | IHC 3 | Nov 10, 2001 |
| L | Takuya Wada21-9-10 | Decision | Majority | R2 | 5:00 | Shooto | Sep 27, 2001 |
| L | Seichi Ikemoto21-19-5 | KO/TKO | Punches | R2 | 3:03 | HOOKnSHOOT | May 26, 2001 |
| W | Kim Mason3-2-1 | Decision | — | R2 | 5:00 | HOOKnSHOOT | Mar 10, 2001 |
| W | Jason Ireland19-9-1 | Decision | Unanimous | R3 | 5:00 | KOTC | Nov 29, 2000 |
| NC | Ricardo Nogueira2-5 | No Contest | Accidental Clash of Heads | R1 | 1:08 | HOOKnSHOOT | Sep 16, 2000 |
| W | Lane Andrews4-4 | Submission | Guillotine Choke | R1 | 1:15 | HOOKnSHOOT | Aug 19, 2000 |
| W | Nick Smith3-1 | Submission | Punches | R1 | 0:48 | BABS | May 15, 2000 |
| W | Jeremy Morrison10-14-2 | KO/TKO | Cut | R1 | 2:11 | BABS | May 15, 2000 |
Non-UFC bouts (regional/other promotions) — shown for context only, excluded from Schedule Score, striking/grappling rates, and every UFC-scoped metric.