Fighter dossier
MO
Official MMA record
Mark O'Neil
Professional record
2-4-0
- Division
- Heavyweight
- Weight
- 265 lb
- Gender
- Male
Profile summary
Mark O'Neil is an MMA fighter with a professional record of 2-4-0.
Career file
Professional career statistics
2-4-0
Total fights
6
Rounds fought
0
Current streak
1 L
Finish rate
100%
Win methods
Loss methods
Career length
4y 2d
Fights per year
1.5
Longest layoff
1y 8m 23d
Quickest turnaround
2m 15d
Quick hits
Fastest win
00:00
Fastest KO
00:00
Fastest submission
00:00
Finished rate
100%
Avg. fight length · wins
00:00
Avg. fight length · losses
00:00
Avg. rounds · wins
0
Avg. rounds · losses
0
Official record
Professional fight record
| Date | Result | Opponent | Division | Method / event | Round / time |
|---|---|---|---|---|---|
| Feb 21, 2026 | L | Dan Matthews | Heavyweight | KO BKB 51: Heavy Lies the Crown | R2/01:11 |
| Dec 6, 2025 | W | Reece Heer | Heavyweight | TKO/RSC · Doctor's Stoppage Bad to the Bone: House of Pain | R3/00:33 |
| Dec 7, 2024 | L | Ben Wilson | Heavyweight | KO Bad to the Bone: The Fight Before Christmas | R1/05:00 |
| May 18, 2024 | L | Jan Sulecki | — | TKO/RSC · Strikes Bad to the Bone: Day of Reckoning | R2/01:05 |
| Nov 11, 2023 | W | Derwyn Brooks | Heavyweight | KO Bad to the Bone: Rise of the Bareknuckle Soldier | R2/00:55 |
| Feb 19, 2022 | L | Hadrian Howard | — | Submission · Arm Bar Retribution Fighting Championship - Fight Night 4 | R1/05:00 |