Official MMA record
John O'Brien
Professional record
6-2-0
- Division
- Welterweight
- Age
- 27
- Height
- 5' 11"
- Weight
- 170 lb
- Gender
- Male
- Fighting out of
- MO
Profile summary
John O'Brien is an MMA fighter with a professional record of 6-2-0.
Career file
Professional career statistics
6-2-0
Total fights
8
Rounds fought
10.5
Current streak
1 L
Finish rate
66.7%
Win methods
Loss methods
Career length
5y 7m 19d
Fights per year
1.4
Longest layoff
2y 6m 18d
Quickest turnaround
2m
Quick hits
Fastest win
00:39
Fastest KO
01:10
Fastest submission
00:39
Finished rate
50%
Avg. fight length · wins
05:41
Avg. fight length · losses
09:14
Avg. rounds · wins
1.1
Avg. rounds · losses
1.8
Official record
Professional fight record
| Date | Result | Opponent | Division | Method / event | Round / time |
|---|---|---|---|---|---|
| Jul 26, 2025 | L | Justin Montalvo | Welterweight | Submission · Guillotine Choke FAC 30Verified | R1/03:28 |
| Oct 12, 2024 | W | Ethan Soderstrom | Welterweight | Decision · Unanimous Decision FAC 26Verified | R3/05:00 |
| Sep 23, 2023 | W | Josh Tully | — | KO Rock & Rumble 2Verified | R2/00:52 |
| Mar 5, 2021 | W | Johnny Pantoja | Welterweight | TKO/RSC · Referee Stoppage from Strikes FAC 7Verified | R1/02:20 |
| Dec 11, 2020 | L | Caleb Crump | Welterweight | Decision · Unanimous Decision FAC 5Verified | R3/05:00 |
| Aug 14, 2020 | W | Daniel Jefferson | Lightweight | Decision · Majority Decision FAC 3Verified | R3/05:00 |
| Feb 7, 2020 | W | Wayne Collier | Welterweight | Submission · Rear Naked Choke Blue Corner 02/07/20Verified | R1/00:39 |
| Dec 7, 2019 | W | Cory Heinz | Welterweight | TKO/RSC · Referee Stoppage from Strikes KCFA 36Verified | R1/01:10 |
Career file
Amateur career statistics
4-2-0
Total fights
6
Rounds fought
10.5
Current streak
2 W
Finish rate
75%
Win methods
Loss methods
Career length
1y 10m 24d
Fights per year
3.3
Longest layoff
9m 20d
Quickest turnaround
1m 18d
Quick hits
Fastest win
01:01
Fastest KO
02:53
Fastest submission
01:01
Finished rate
50%
Avg. fight length · wins
03:28
Avg. fight length · losses
08:50
Avg. rounds · wins
1.2
Avg. rounds · losses
2.9
Official record
Amateur fight record
| Date | Result | Opponent | Division | Method / event | Round / time |
|---|---|---|---|---|---|
| Jun 22, 2019 | W | Joey Hart | Welterweight | Decision · Unanimous Decision KCFA 34Verified | R3/03:00 |
| May 4, 2019 | W | Lance Templeton | Welterweight | Submission · Triangle Choke KCFA 33Verified | R1/01:01 |
| Sep 22, 2018 | L | James Felipe | Lightweight | Decision · Split Decision Kansas City Fighting Alliance 30Verified | R3/03:00 |
| Dec 2, 2017 | W | Cameron Evans | Welterweight | TKO/RSC · Referee Stoppage from Strikes Kansas City Fighting Alliance 26 | R1/02:53 |
| Sep 30, 2017 | W | Christian Lacey | Welterweight | Submission · Rear Naked Choke Kansas City Fighting Alliance 25 | R1/01:01 |
| Jul 29, 2017 | L | Trey Glass | Welterweight | TKO/RSC · Referee Stoppage from Strikes Kansas City Fighting Alliance 24 | R3/02:40 |