John O'Brien
Age: 26 | Feb 3, 1999
Nationality: United States
Weight Class: Welterweight
Height: 5'11"
Weight: 170 lbs
Professional Record
| 6 fights | 5 wins | 1 losses |
|---|---|---|
| KO/TKOs | 2 | 0 |
| Submissions | 1 | 0 |
| Decisions | 2 | 1 |
Fight Details
| Result | Record | Opponent | Event | Date | Method | Referee | Round | Time |
|---|---|---|---|---|---|---|---|---|
| WIN | 5 - 1 - 0 | Ethan Soderstrom | FAC 26 - Fight 4 the Cure | October 12, 2024 | Decision (Unanimous) | Nick Berens | 3 | 5:00 |
| WIN | 4 - 1 - 0 | Johnny Pantoja | FAC 7 - Fighting Alliance Championship | March 05, 2021 | TKO (Punches) | Nick Nolte | 1 | 2:20 |
| LOSS | 3 - 1 - 0 | Caleb Crump | FAC 5 - Fighting Alliance Championship | December 11, 2020 | Decision (Unanimous) | Nick Nolte | 3 | 5:00 |
| WIN | 3 - 0 - 0 | Daniel Jefferson | FAC 3 - Fighting Alliance Championship | August 14, 2020 | Decision (Majority) | 3 | 5:00 | |
| WIN | 2 - 0 - 0 | Wayne Collier | Blue Corner Promotions - Ultimate Blue Corner Battles | February 07, 2020 | Submission (Rear-Naked Choke) | Mike England | 1 | 0:39 |
| WIN | 1 - 0 - 0 | Cory Heinz | Cageside Promotions / KCFA - Kansas City Fighting Alliance 36 | December 07, 2019 | TKO (Punches) | Nick Nolte | 1 | 1:10 |
Upcoming Major Events
One Championship - One Friday Fights 119
Aug 08, 2025
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One Championship - One Friday Fights 120
Aug 15, 2025
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Aug 16, 2025
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Aug 23, 2025
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Aug 23, 2025