Jason Trzewieczynski
UFC DebutNickname“Ba Bu”
Record
Streak
L1
- Fighting out of
- Lancaster, New York
- Born
- United States
- Weight class
- Lightweight
- Height
- 6'0" · 183 cm
Before the UFC
Jason Trzewieczynski 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
45-54
.455 win rate
Winning-record opponents
3 of 6
carried winning pro records
Pro bouts faced
12
6 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 12 bouts · 12 promotions · wins by 3 sub · 2 decKOTC · Alpha One Sports · CES MMA 5 · ICE · RW 9 +7
| Res | Opponent | Outcome | Finish | Rd | Time | Promotion | Date |
|---|---|---|---|---|---|---|---|
| L | Andrew Peterson | KO/TKO | Doctor Stoppage | R3 | 0:10 | KOTC | Mar 12, 2016 |
| W | Anthony Morgan | Submission | Rear-Naked Choke | R3 | 1:41 | Alpha One Sports | Nov 21, 2015 |
| L | Jon Manley13-6 | Decision | Unanimous | R3 | 5:00 | CES MMA 5 | Apr 8, 2011 |
| L | J.C. Cuffee | Decision | Unanimous | R3 | 5:00 | ICE | Oct 29, 2010 |
| W | Jay Wadsworth | Submission | Armbar | R1 | 1:01 | RW 9 | Aug 28, 2010 |
| L | Noah Faunce3-2 | Decision | Split | R3 | 5:00 | RW 7 | May 8, 2010 |
| L | Corey Hill6-9 | Decision | Unanimous | R3 | 5:00 | RW 6 | Jan 23, 2010 |
| W | Caleb Ball10-5 | Decision | Split | R3 | 5:00 | WCC 1 | Nov 21, 2009 |
| L | Decision | Split | R3 | 5:00 | AH 2 | Oct 10, 2009 | |
| W | Joe Demore | Decision | Unanimous | R3 | 5:00 | UCFC | Jun 27, 2009 |
| L | Noe Quintanilla10-29 | Decision | Unanimous | R3 | 5:00 | IWFC | May 16, 2009 |
| W | Joe Demore | Submission | Rear-Naked Choke | R1 | 4:05 | AH 1 | Apr 11, 2009 |
Non-UFC bouts (regional/other promotions) and Dana White’s Contender Series — shown for context only, excluded from Schedule Score, striking/grappling rates, and every UFC-scoped metric.
Amateur
1-0across 1 amateur bout · 1 promotionICFA
| Res | Opponent | Outcome | Finish | Rd | Time | Promotion | Date |
|---|---|---|---|---|---|---|---|
| W | Joe Willie Lillie | Submission | Strikes | R1 | 2:18 | ICFA | Apr 25, 2008 |
Amateur (pre-professional) bouts — shown for context only and excluded from the professional record and every UFC-scoped metric.