Kamil Oniszczuk
UFC Debut
Record
Streak
W3
Age
Date of birth
- Fighting out of
- Miedzyrzecze
- Born
- Poland
- Camp
- Kill Cliff FC
- Weight class
- Light Heavyweight
- Height
- 6'3" · 191 cm
Before the UFC
Kamil Oniszczuk 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
StrongOpponents' combined record
250-143-6
.636 win rate
Winning-record opponents
14 of 18
carried winning pro records
Pro bouts faced
18
all opponents have 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 18 bouts · 14 promotions · wins by 5 KO · 2 sub · 6 decOktagon MMA · Bellator · FNC 20 · CAVEMMA 4 · ACA 133 +9
| Res | Opponent | Outcome | Finish | Rd | Time | Promotion | Date |
|---|---|---|---|---|---|---|---|
| W | Mick Stanton14-10 | Decision | Unanimous | R3 | 5:00 | Oktagon MMA | Jul 11, 2026 |
| W | Marek Bartl17-16 | Submission | Arm-Triangle Choke | R2 | 4:32 | Oktagon MMA | Jan 17, 2026 |
| W | David Zawada20-12 | Decision | Unanimous | R3 | 5:00 | Oktagon MMA | Aug 9, 2025 |
| L | Kerim Engizek24-6 | Decision | Unanimous | R3 | 5:00 | Oktagon MMA | Feb 1, 2025 |
| L | Andi Vrtacic9-3 | KO/TKO | Punches | R3 | 2:28 | FNC 20 | Nov 23, 2024 |
| W | Carlo Prater35-25-1 | KO/TKO | Leg Kick | R1 | 0:33 | CAVEMMA 4 | Mar 1, 2024 |
| L | Norbert Novenyi Jr.10-1 | KO/TKO | Punches | R1 | 0:46 | Bellator | Jun 16, 2023 |
| L | Submission | Brabo Choke | R2 | 3:02 | Bellator | Oct 29, 2022 | |
| W | Vladimir Fedin21-9 | KO/TKO | Body Kick and Punches | R1 | 1:25 | ACA 133 | Dec 4, 2021 |
| W | Krystian Bielski11-9 | KO/TKO | Head Kick | R3 | 1:52 | ACA 114 | Nov 26, 2020 |
| L | Mindaugas Verzbickas16-8-2 | Decision | Unanimous | R3 | 5:00 | ACA 109 | Aug 20, 2020 |
| W | Guilherme Cadena38-25 | KO/TKO | Shoulder Injury | R1 | 5:00 | Babilon MMA 7 | Jan 25, 2019 |
| W | Said-Magomed Abdulkadirov9-3 | Decision | Unanimous | R3 | 5:00 | Babilon MMA 5 | Aug 18, 2018 |
| W | Maksym Potapov4-3-2 | Submission | Arm-Triangle Choke | R1 | 0:53 | Babilon MMA 3 | Mar 17, 2018 |
| W | Pawel Karwowski3-5-1 | Decision | Unanimous | R3 | 5:00 | Babilon MMA 2 | Dec 2, 2017 |
| W | Pawel Szaja0-1 | Decision | Unanimous | R3 | 5:00 | MMA Way | Jun 24, 2017 |
| W | Dominik Szalczyk0-3 | KO/TKO | Punches | R3 | 3:20 | MTC 7 | Oct 15, 2016 |
| W | Bartosz Siwek1-1 | Decision | Unanimous | R3 | 5:00 | Soul FC 4 | Mar 12, 2016 |
Non-UFC bouts (regional/other promotions) — shown for context only, excluded from Schedule Score, striking/grappling rates, and every UFC-scoped metric.