Info about Bartosz Leśko
| Fighter info | |
|---|---|
| Wins | 16 |
| Loss | 6 |
| Draw | 2 |
| Age | 30 |
| Height | 74.4 inch (189 cm) |
| Last Weigh-In | 206 lbs (93 kg) |
| Reach | 78.7 inch (200 cm) |
| Country | Poland |
Bartosz Leśko
16 - 6 - 2
(W-L-D)
Poland
Chris
Honeycutt

Jonas
Billstein
9:0336
Avg fight time
88
First round finishes
| Promotion | Bouts |
|---|---|
| ACA | 3 |
| FEN | 7 |
| IFN | 1 |
| KSW | 9 |
| SFT | 1 |
| TOM | 3 |
16 - 6 - 2
(W-L-D)
21 - 5 - 2
(W-L-D)
Event
KSW 120: Sakai vs. Szpilka
Champ Bout
Challenger — KSW Light Heavyweight Championship
Finishing move
confirmed upcoming bout
BILLING
Main Event
Bout format
5 x 5
Division
205 lbs (93.0 kg)
14.03.2026 • KSW 116: Bartosiński vs. Fleminas
Round
3
Time
15.00
Method
decision
15 - 6 - 2
(W-L-D)
9 - 4 - 1
(W-L-D)
Event
KSW 116: Bartosiński vs. Fleminas
Finishing move
unanimous
BILLING
Main Card
Bout format
3 x 5
Division
205 lbs (93.0 kg)
Weight
206.0 lbs (93.4 kgs)
ODDS
-220 Moderate Favorite
18.10.2025 • KSW 111: De Fries vs. Vojčák
Round
5
Time
25.00
Method
decision
15 - 5 - 2
(W-L-D)
20 - 5 - 2
(W-L-D)
Event
KSW 111: De Fries vs. Vojčák
Champ Bout
Challenger — KSW Light Heavyweight Championship
Finishing move
unanimous
BILLING
Co-Main Event
Bout format
5 x 5
Division
205 lbs (93.0 kg)
Weight
205.0 lbs (93.0 kgs)
08.03.2025 • KSW 104: Kuberski vs. Romanowski
Round
3
Time
15.00
Method
decision
14 - 5 - 2
(W-L-D)
15 - 5 -
(W-L-D)
Event
KSW 104: Kuberski vs. Romanowski
Finishing move
unanimous
BILLING
Main Card
Bout format
3 x 5
Division
205 lbs (93.0 kg)
Weight
206.0 lbs (93.4 kgs)
ODDS
+140 Slight Underdog
14.09.2024 • KSW 98: Paczuski vs. Zerhouni
Round
3
Time
15.00
Method
decision
13 - 5 - 2
(W-L-D)
8 - 1 -
(W-L-D)
Event
KSW 98: Paczuski vs. Zerhouni
Finishing move
unanimous
BILLING
Main Card
Bout format
3 x 5
Division
205 lbs (93.0 kg)
ODDS
+200 Moderate Underdog
11.05.2024 • KSW 94: Bartosiński vs. Michaliszyn
Round
1
Time
1.42
Method
ko/tko
13 - 4 - 2
(W-L-D)
11 - 5 -
(W-L-D)
Event
KSW 94: Bartosiński vs. Michaliszyn
Finishing move
punches
BILLING
Preliminary Card
Bout format
3 x 5
Division
185 lbs (83.9 kg)
Weight
185.2 lbs (84.0 kgs)
ODDS
-150 Slight Favorite
11.11.2023 • KSW 88: Bitwa o Radom
Round
2
Time
6.12
Method
ko/tko
13 - 3 - 2
(W-L-D)
12 - 1 -
(W-L-D)
Event
KSW 88: Bitwa o Radom
Finishing move
right & left hooks
BILLING
Co-Main Event
Bout format
3 x 5
Division
185 lbs (83.9 kg)
Weight
186.1 lbs (84.4 kgs)
ODDS
-105 Near Even
15.07.2023 • KSW 84: De Fries vs. Bajor
Round
1
Time
4.40
Method
submission
12 - 3 - 2
(W-L-D)
9 - 0 - 1
(W-L-D)
Event
KSW 84: De Fries vs. Bajor
Finishing move
rear naked choke
BILLING
Main Card
Bout format
3 x 5
Division
185 lbs (83.9 kg)
Weight
185.8 lbs (84.3 kgs)
ODDS
-275 Moderate Favorite
17.03.2023 • KSW 80: Ruchała vs. Eskijev
Round
1
Time
2.45
Method
submission
12 - 2 - 2
(W-L-D)
15 - 4 -
(W-L-D)
Event
KSW 80: Ruchała vs. Eskijev
Finishing move
rear naked choke
BILLING
Co-Main Event
Bout format
3 x 5
Division
185 lbs (83.9 kg)
Weight
185.8 lbs (84.3 kgs)
ODDS
+175 Slight Underdog
12.11.2022 • Status: cancelled
Finishing move
cancelled bout
Division
185 lbs (83.9 kg)
28.05.2022 • KSW 70: Pudzian vs. Materla
Round
3
Time
15.00
Method
decision
11 - 2 - 2
(W-L-D)
5 - 0 -
(W-L-D)
Event
KSW 70: Pudzian vs. Materla
Finishing move
unanimous
BILLING
Main Card
Bout format
3 x 5
Division
205 lbs (93.0 kg)
Weight
203.9 lbs (92.5 kgs)
ODDS
+190 Slight Underdog
17.12.2021 • ACA 134: Bagov vs. Koshkin
Round
2
Time
6.36
Method
ko/tko
11 - 1 - 2
(W-L-D)
15 - 6 -
(W-L-D)
Event
ACA 134: Bagov vs. Koshkin
Finishing move
overhand right
BILLING
Preliminary Card
Bout format
3 x 5
Division
185 lbs (84.0 kg)
11.09.2021 • ACA 128: Goncharov vs. Omielańczuk
Round
1
Time
3.14
Method
ko/tko
10 - 1 - 2
(W-L-D)
7 - 1 -
(W-L-D)
Event
ACA 128: Goncharov vs. Omielańczuk
Finishing move
illegal knee to grounded opponent
BILLING
Main Card
Bout format
3 x 5
Division
185 lbs (84.0 kg)
9 - 1 - 2
(W-L-D)
22 - 6 -
(W-L-D)
Event
ACA 114
Finishing move
unanimous
BILLING
Main Card
Bout format
3 x 5
Division
188 lbs (85.5 kg)
Weight
187.0 lbs (84.8 kgs)
15.06.2019 • Fight Exclusive Night 25
Round
1
Time
4.16
Method
submission
8 - 1 - 2
(W-L-D)
5 - 6 -
(W-L-D)
Event
Fight Exclusive Night 25
Finishing move
rear naked choke
BILLING
Preliminary Card
Bout format
3 x 5
Division
205 lbs (93.0 kg)
Weight
203.5 lbs (92.3 kgs)
16.03.2019 • Fight Exclusive Night 24
Round
3
Time
15.00
Method
draw
8 - 1 - 1
(W-L-D)
19 - 9 - 1
(W-L-D)
Event
Fight Exclusive Night 24
Finishing move
draw
BILLING
Main Card
Bout format
3 x 5
Division
185 lbs (83.9 kg)
Weight
184.5 lbs (83.7 kgs)
20.10.2018 • Fight Exclusive Night 22
Round
1
Time
4.15
Method
submission
7 - 1 - 1
(W-L-D)
12 - 7 -
(W-L-D)
Event
Fight Exclusive Night 22
Finishing move
rear naked choke
BILLING
Main Card
Bout format
3 x 5
Division
185 lbs (83.9 kg)
Weight
185.4 lbs (84.1 kgs)
25.05.2018 • Fight Exclusive Night 21
Round
1
Time
2.53
Method
submission
6 - 1 - 1
(W-L-D)
4 - 5 -
(W-L-D)
Event
Fight Exclusive Night 21
Finishing move
rear naked choke
BILLING
Preliminary Card
Bout format
3 x 5
Division
205 lbs (93.0 kg)
Weight
204.1 lbs (92.6 kgs)
10.03.2018 • Fight Exclusive Night 20
Round
3
Time
15.00
Method
decision
6 - 0 - 1
(W-L-D)
18 - 8 - 1
(W-L-D)
Event
Fight Exclusive Night 20
Finishing move
unanimous
BILLING
Main Card
Bout format
3 x 5
Division
185 lbs (84.0 kg)
Weight
185.2 lbs (84.0 kgs)
14.10.2017 • Fight Exclusive Night 19
Round
3
Time
15.00
Method
decision
5 - 0 - 1
(W-L-D)
6 - 4 - 2
(W-L-D)
Event
Fight Exclusive Night 19
Finishing move
unanimous
BILLING
Main Card
Bout format
3 x 5
Division
185 lbs (84.0 kg)
Weight
184.7 lbs (83.8 kgs)
12.05.2017 • Fight Exclusive Night 17
Round
2
Time
6.18
Method
submission
4 - 0 - 1
(W-L-D)
5 - 2 -
(W-L-D)
Event
Fight Exclusive Night 17
Finishing move
rear naked choke
BILLING
Preliminary Card
Bout format
3 x 5
Division
185 lbs (84.0 kg)
Weight
185.4 lbs (84.1 kgs)
19.11.2016 • Time of Masters
Round
1
Time
2.01
Method
submission
3 - 0 - 1
(W-L-D)
0 - 0 -
(W-L-D)
Event
Time of Masters
Finishing move
rear naked choke
BILLING
Main Card
Bout format
3 x 5
Division
185 lbs (84.0 kg)
Weight
184.3 lbs (83.6 kgs)
12.03.2016 • Time of Masters 2
Round
2
Time
6.21
Method
ko/tko
2 - 0 - 1
(W-L-D)
0 - 0 -
(W-L-D)
Event
Time of Masters 2
Finishing move
punches
BILLING
Main Card
Bout format
3 x 5
Division
185 lbs (84.0 kg)
Weight
183.6 lbs (83.3 kgs)
19.12.2015 • MMA Fight Night 4
Round
3
Time
15.00
Method
draw
2 - 0 -
(W-L-D)
0 - 0 -
(W-L-D)
Event
MMA Fight Night 4
Finishing move
draw
BILLING
Main Card
Bout format
3 x 5
Division
185 lbs (84.0 kg)
24.10.2015 • IFN 1: Let's Begin
Round
1
Time
3.25
Method
ko/tko
1 - 0 -
(W-L-D)
0 - 1 -
(W-L-D)
Event
IFN 1: Let's Begin
Finishing move
punches
BILLING
Preliminary Card
Bout format
3 x 5
Division
185 lbs (84.0 kg)
Weight
185.0 lbs (83.9 kgs)
17.01.2015 • Time of Masters 1
Round
1
Time
2.45
Method
submission
0 - 0 -
(W-L-D)
0 - 0 -
(W-L-D)
Event
Time of Masters 1
Finishing move
rear naked choke
BILLING
Main Card
Bout format
3 x 5
Division
185 lbs (84.0 kg)
Weight
183.4 lbs (83.2 kgs)
| Fighter info | |
|---|---|
| Wins | 16 |
| Loss | 6 |
| Draw | 2 |
| Age | 30 |
| Height | 74.4 inch (189 cm) |
| Last Weigh-In | 206 lbs (93 kg) |
| Reach | 78.7 inch (200 cm) |
| Country | Poland |