Bartosz Lesko
UFC Debut
Record
Streak
W2
Age
Date of birth
- Fighting out of
- Gdynia
- Born
- Poland
- Weight class
- Light Heavyweight
- Height
- 6'2" · 188 cm
Before the UFC
Bartosz Lesko 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
298-149-13
.667 win rate
Winning-record opponents
18 of 24
carried winning pro records
Pro bouts faced
25
24 opponents with 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 25 bouts · 25 promotions · wins by 2 KO · 7 sub · 7 decKSW 120 · KSW 116 · KSW 111 · KSW 104 · KSW 98 +20
| Res | Opponent | Outcome | Finish | Rd | Time | Promotion | Date |
|---|---|---|---|---|---|---|---|
| W | Rafal Haratyk21-6-2 | Decision | Unanimous | R5 | 5:00 | KSW 120 | Jul 18, 2026 |
| W | Bartosz Szewczyk9-5-1 | Decision | Unanimous | R3 | 5:00 | KSW 116 | Mar 14, 2026 |
| L | Rafal Haratyk21-6-2 | Decision | Unanimous | R5 | 5:00 | KSW 111 | Oct 18, 2025 |
| W | Maciej Rozanski16-6 | Decision | Unanimous | R3 | 5:00 | KSW 104 | Mar 8, 2025 |
| W | Decision | Unanimous | R3 | 5:00 | KSW 98 | Sep 14, 2024 | |
| L | Michal Michalski14-6 | KO/TKO | Punches | R1 | 1:42 | KSW 94 | May 11, 2024 |
| L | Piotr Kuberski18-1 | KO/TKO | Punches | R2 | 1:12 | KSW 88 | Nov 11, 2023 |
| W | Nemanja Nikolic10-1-1 | Submission | Rear-Naked Choke | R1 | 4:40 | KSW 84 | Jul 15, 2023 |
| L | Tom Breese20-8 | Submission | Rear-Naked Choke | R1 | 2:45 | KSW 80 | Mar 17, 2023 |
| W | Decision | Unanimous | R3 | 5:00 | KSW 70 | May 28, 2022 | |
| L | Husein Kushagov17-11 | KO/TKO | Punch | R2 | 1:37 | ACA 134 | Dec 17, 2021 |
| W | Disqualification | Illegal Knee | R1 | 3:14 | ACA 128 | Sep 11, 2021 | |
| W | Rene Pessoa26-13 | Decision | Unanimous | R3 | 5:00 | ACA 114 | Nov 26, 2020 |
| W | Submission | Rear-Naked Choke | R1 | 4:14 | FEN 25 | Jun 15, 2019 | |
| D | Marcin Naruszczka23-13-2 | Draw | Split | R3 | 5:00 | FEN 24 | Mar 16, 2019 |
| W | Submission | Rear-Naked Choke | R1 | 4:15 | FEN 22 | Oct 20, 2018 | |
| W | Submission | Rear-Naked Choke | R1 | 2:53 | FEN 21 | May 25, 2018 | |
| L | Marcin Naruszczka23-13-2 | Decision | Unanimous | R3 | 5:00 | FEN 20 | Mar 10, 2018 |
| W | Pawel Brandys10-7-2 | Decision | Unanimous | R3 | 5:00 | FEN 19 | Oct 14, 2017 |
| W | Aleksander Rychlik5-4 | Submission | Rear-Naked Choke | R2 | 1:18 | FEN 17 | May 12, 2017 |
| W | Maciej Szydlowski0-3 | Submission | Rear-Naked Choke | R1 | 2:01 | Time of Masters 3 | Nov 19, 2016 |
| W | Tomasz Kubczak0-3 | KO/TKO | Punches | R2 | 1:21 | Time of Masters 2 | Mar 12, 2016 |
| D | Robert Maciejowski6-8-1 | Draw | Majority | R3 | 5:00 | SFT | Dec 19, 2015 |
| W | Mikolaj Dziabor | KO/TKO | Punches | R1 | 3:25 | IFN 1 | Oct 24, 2015 |
| W | Marek Michaluk0-1 | Submission | Rear-Naked Choke | R1 | 2:45 | Time of Masters 1 | Jan 17, 2015 |
Non-UFC bouts (regional/other promotions) — shown for context only, excluded from Schedule Score, striking/grappling rates, and every UFC-scoped metric.