Artur Sowiński losses
Over 18 years as a professional, Artur Sowiński has compiled a 26-15 (17) record, including six title fights across three weight classes. He has 15 losses, three of them in title fights.
15. Artur Sowiński loses to Kacper Cholewa via KO
On September 26, 2025 Artur Sowiński faced Kacper Cholewa in a lightweight bout. Sowiński was 38 years old with a record of 25-14, and Cholewa was 0 with a record of 0-0. Sowiński was coming off a win. Cholewa stopped Sowiński via TKO in the 2nd round.
14. Artur Sowiński loses to Donovan Desmae via KO
On June 18, 2022 Artur Sowiński faced Donovan Desmae in a lightweight bout. Sowiński was 35 years old with a record of 22-13, and Desmae was 0 with a record of 0-0. Sowiński was coming off a win. Desmae submitted Sowiński via rear-naked choke in the 2nd round.
13. Artur Sowiński loses to Sebastian Rajewski via split decision
On July 17, 2021 Artur Sowiński faced Sebastian Rajewski in a lightweight bout. Sowiński was 34 years old with a record of 21-12, and Rajewski was 0 with a record of 0-0. Sowiński was coming off a loss. Sowiński lost via split decision. Went the distance with Rajewski.
12. Artur Sowiński loses to Borys Mańkowski via unanimous decision
On December 19, 2020 Artur Sowiński faced Borys Mańkowski in a lightweight bout. Sowiński was 33 years old with a record of 21-11, and Mańkowski was 0 with a record of 0-0. Sowiński was on a 2-fight winning streak. Sowiński lost via unanimous decision. Went the distance with Mańkowski.
11. Artur Sowiński loses to Norman Parke via unanimous decision
On May 18, 2019 Artur Sowiński faced Norman Parke in a lightweight bout. Sowiński was 32 years old with a record of 19-10, and Parke was 32 with a record of 26-6-1. Sowiński was coming off a win and Parke was on a 3-fight winning streak. Sowiński lost via unanimous decision. Went the distance with Parke.
10. Artur Sowiński loses to Salahdine Parnasse via unanimous decision
On April 14, 2018 Artur Sowiński faced Salahdine Parnasse in a featherweight bout. Sowiński was 31 years old with a record of 18-9, and Parnasse was 20 with a record of 9-0. Sowiński was coming off a loss, while Parnasse was on an undefeated 9-fight winning streak. Sowiński lost via unanimous decision. Went the distance with Parnasse.
9. Artur Sowiński loses to Kleber Koike Erbst in their 2nd fight via KO
On December 23, 2017 Artur Sowiński fought Kleber Koike Erbst for the vacant KSW featherweight title. It was their second meeting. Sowiński was 30 years old with a record of 18-8, and Erbst was 28 with a record of 22-4-1. Sowiński was coming off a win and Erbst was on a 4-fight winning streak. Erbst submitted Sowiński via rear-naked choke in the 3rd round. Failed to win the vacant title.
8. Artur Sowiński loses to Marcin Wrzosek via KO
On December 3, 2016 Artur Sowiński defended his KSW featherweight title against Marcin Wrzosek. Sowiński was 29 years old with a record of 17-7, and Wrzosek was 0 with a record of 0-0. Sowiński was on a 4-fight winning streak. Wrzosek stopped Sowiński via TKO in the 2nd round. Lost the title.
7. Artur Sowiński loses to Maciej Jewtuszko in their 2nd fight via KO
On December 1, 2012 Artur Sowiński fought Maciej Jewtuszko for the vacant KSW lightweight title. It was their second meeting. Sowiński was 25 years old with a record of 12-6, and Jewtuszko was 31 with a record of 9-2. Jewtuszko was coming off a win. Jewtuszko submitted Sowiński via brabo choke in the 2nd round. Failed to win the vacant title.
6. Artur Sowiński loses to Curt Warburton via KO
On February 25, 2012 Artur Sowiński faced Curt Warburton in a lightweight bout. Sowiński was 24 years old with a record of 12-5, and Warburton was 30 with a record of 8-3. Both Sowiński and Warburton were coming off a win. Warburton submitted Sowiński via arm-triangle choke in the 2nd round.
5. Artur Sowiński loses to Conor McGregor via KO
On June 11, 2011 Artur Sowiński faced Conor McGregor in a lightweight bout. Sowiński was 24 years old with a record of 11-4, and McGregor was 22 with a record of 7-2. Both Sowiński and McGregor were on a 3-fight winning streak. McGregor stopped Sowiński via TKO in the 2nd round.
4. Artur Sowiński loses to Danny van Bergen via unanimous decision
On September 18, 2010 Artur Sowiński faced Danny van Bergen in a lightweight bout. Sowiński was 23 years old with a record of 8-3, and Bergen was 0 with a record of 0-0. Sowiński was coming off a loss. Sowiński lost via unanimous decision. Went the distance with Bergen.
3. Artur Sowiński loses to Niko Puhakka via unanimous decision
On June 15, 2010 Artur Sowiński faced Niko Puhakka in a lightweight bout. Sowiński was 23 years old with a record of 8-2, and Puhakka was 0 with a record of 0-0. Sowiński was on a 4-fight winning streak. Sowiński lost via unanimous decision. Went the distance with Puhakka.
2. Artur Sowiński loses to Marcin Held via majority decision
On May 3, 2009 Artur Sowiński faced Marcin Held in a lightweight bout. Sowiński was 22 years old with a record of 4-1, and Held was 17 with a record of 1-0. Sowiński was on a 4-fight winning streak and Held was coming off a win. Sowiński lost via majority decision.
1. Artur Sowiński loses to Sonny Nielsen via KO
On September 7, 2007 Artur Sowiński faced Sonny Nielsen in a lightweight bout. Sowiński was 20 years old with a record of 0-0, and Nielsen was 0 with a record of 0-0. Nielsen submitted Sowiński via armbar in the 1st round.