Jason Trzewieczynski
“Ba Bu”
Nationality: United States
Weight Class: Lightweight
Height: 6'0"
Weight: 155 lbs
Professional Record
| 12 fights | 5 wins | 7 losses |
|---|---|---|
| KO/TKOs | 0 | 1 |
| Submissions | 3 | 0 |
| Decisions | 2 | 6 |
Fight Details
| Result | Record | Opponent | Event | Date | Method | Referee | Round | Time |
|---|---|---|---|---|---|---|---|---|
| LOSS | 5 - 7 - 0 | Andrew Peterson | KOTC - Extreme Horsepower | March 12, 2016 | TKO (Doctor Stoppage) | 3 | 0:10 | |
| WIN | 5 - 6 - 0 | Anthony Morgan | Alpha One Sports - IT Fight Series 38 | November 22, 2015 | Submission (Rear-Naked Choke) | 3 | 1:41 | |
| LOSS | 4 - 6 - 0 | Jon Manley | CES MMA - Cage of Pain | April 09, 2011 | Decision (Unanimous) | 3 | 5:00 | |
| LOSS | 4 - 5 - 0 | J.C. Cuffee | ICE - Fright Night 2010 | October 29, 2010 | Decision (Unanimous) | 3 | 5:00 | |
| WIN | 4 - 4 - 0 | Jay Wadsworth | RW 9 - Mayhem in the Mist 4 | August 29, 2010 | Submission (Armbar) | 1 | 1:01 | |
| LOSS | 3 - 4 - 0 | Noah Faunce | RW 7 - Mayhem in the Mist 3 | May 09, 2010 | Decision (Split) | 3 | 5:00 | |
| LOSS | 3 - 3 - 0 | Corey Hill | RW 6 - Mayhem in the Mist 2 | January 24, 2010 | Decision (Unanimous) | 3 | 5:00 | |
| WIN | 3 - 2 - 0 | Caleb Ball | WCC 1 - Steel City Beatdown | November 21, 2009 | Decision (Split) | 3 | 5:00 | |
| LOSS | 2 - 2 - 0 | Kellen Hughes | AH 2 - American Hardcore 2 | October 10, 2009 | Decision (Split) | 3 | 5:00 | |
| WIN | 2 - 1 - 0 | Joe Demore | UCFC - Rumble on the Rivers | June 27, 2009 | Decision (Unanimous) | 3 | 5:00 | |
| LOSS | 1 - 1 - 0 | Noe Quintanilla | IWFC - Iron Will Fighting Championship 1 | May 16, 2009 | Decision (Unanimous) | 3 | 5:00 | |
| WIN | 1 - 0 - 0 | Joe Demore | AH 1 - American Hardcore 1 | April 11, 2009 | Submission (Rear-Naked Choke) | 1 | 4:05 |
Upcoming Major Events
UFC on ESPN 71 - Taira vs. Park
Aug 02, 2025
KSW 109 - Kuberski vs. Paczuski
Aug 09, 2025
UFC on ESPN 72 - Dolidze vs. Hernandez
Aug 09, 2025
One Championship - One Friday Fights 120
Aug 15, 2025
UFC 319 - Du Plessis vs. Chimaev
Aug 16, 2025
UFC Fight Night 257 - Walker vs. Zhang
Aug 23, 2025
UFC - Road to UFC Season 4: Shanghai Semifinals
Aug 23, 2025