Light heavyweight · Russia
Sergey Kovalev 37-5-1 31 KO · 2009–2025
Photo: Никто не забыт, CC BY-SA 3.0 via Wikimedia Commons
Sergey Kovalev is a light heavyweight boxer from Russia, born Apr 2, 1983. Record 37-5-1 with 31 knockouts over 2009–2025. World titles: WBO light heavyweight (2019), WBO light heavyweight (2017–2018), IBF light heavyweight (2014–2016), WBA light heavyweight (2014–2016) and 1 more. Sergey Kovalev last fought Artur Mann on Apr 18, 2025 and won by TKO in round 7 of 10.
Also: Ковальов Сергій Олександрович · Сергей Александрович Ковалёв · Сергеј Коваљов +17 more סרגיי קובליוב · سرگی کووالف (بوکسور) · سيرجى كوفاليف · سيرغي كوفاليف · セルゲイ・コバレフ · Krusher · Sergei Alexandrowitsch Kowaljow · Sergej Aleksandrovitj Kovaljov · Sergej Aleksandrovitsj Kovaljov · Sergej Kovaljov · Sergej Kovalëv · Sergey Aleksandroviç Kovalyov · Sergey Alexandrovich Kovalev · Sergey Kovalyov · Serguei Aleksandrovich Kovaliov · Serguéi Aleksándrovich Kovaliov · Siergiej Aleksandrowicz Kowalow
Born Apr 2, 1983
Country 🇷🇺 Russia
Stance Orthodox
Height 183 cm
Reach 184 cm
Nickname Krusher
Debut Jul 5, 2009
Career 2009–2025
Rounds boxed 212
KO share 84%
Born in Kopeysk, Russian SFSR, USSR
Titles IBF, WBA, WBO light heavyweight · 2013–2019
Boxerbook rating 2278 ± 127 · inactive since Apr 2025Why here › Confirmed bouts 25 of 43 · 13 official
Record and next fight Record
37-5-1, 31 KOs · 2009–2025
Next fight
No next fight confirmed
Last result W
Won vacant IBA Pro Intercontinental cruiserweight title TKO 7/10 · Yunost Arena, Chelyabinsk, 🇷🇺
The record 43 bouts, 2009–2025, newest first. Records under each bout are both boxers going in.
Bouts by source: English Wikipedia · 42, Wikipedia (ja) · 42, Wikipedia (ru) · 42, IBF/USBA Results · 8, WBA Fights Master Scores · 7, Nevada State Athletic Commission — Results · 4, California State Athletic Commission — Results (archive) · 1, Texas Department of Licensing and Regulation — Combative Sports Results · 1, Wikipedia (uk) · 1
W
Won vacant IBA Pro Intercontinental cruiserweight title TKO 7/10 · Yunost Arena, Chelyabinsk, 🇷🇺
Kovalev 36-5-1 · Mann 22-4-0
L
UD 10/10 · Kingdom Arena, Riyadh, 🇸🇦
Kovalev 36-4-1 · Safar 16-0-0
W
UD 10/10 · The Forum, Inglewood, 🇺🇸
Kovalev 35-4-1 · Pulev 16-0-0
L
Lost WBO light-heavyweight title KO 11/12 · MGM Grand Garden Arena, Las Vegas, 🇺🇸
Kovalev 35-3-1 · Álvarez 52-1-2
W
Retained WBO light-heavyweight title TKO 11/12 · Traktor Ice Arena, Chelyabinsk, 🇷🇺
Kovalev 34-3-1 · Yarde 18-0-0
W
Won WBO light-heavyweight title UD 12/12 · Ford Center At The Star, Frisco, 🇺🇸
Kovalev 33-3-1 · Álvarez 24-0-0
L
Lost WBO and IBA light-heavyweight titles TKO 7/12 · Etess Arena, Atlantic City, 🇺🇸
Kovalev 33-2-1 · Álvarez 23-0-0
W
Retained WBO and EBP light-heavyweight titles TKO 7/12 · MSG Theater, New York City, 🇺🇸
Kovalev 32-2-1 · Mikhalkin 22-1-0
W
Won vacant WBO, IBA, and inaugural EBP light-heavyweight titles TKO 2/12 · MSG Theater, New York New York USA, 🇺🇸
Kovalev 31-2-1 · Shabranskyy 19-1-0
L
For WBA, IBF, WBO, and vacant The Ring light-heavyweight titles TKO 8/12 · Mandalay Bay Events Center, Las Vegas, 🇺🇸
Kovalev 31-1-1 · Ward 31-0-0
L
Lost WBA, IBF, and WBO light-heavyweight titles UD 12/12 · T-Mobile Arena, Las Vegas, 🇺🇸
Kovalev 31-0-1 · Ward 30-0-0
W
Retained WBA, IBF, and WBO light-heavyweight titles UD 12/12 · Palace of Sporting Games, Ekaterinburg, 🇷🇺
Kovalev 30-0-1 · Zuze 25-3-2
W
Retained WBA, IBF, and WBO light-heavyweight titles RTD 7/12 · Bell Centre, 🇨🇦
Kovalev 29-0-1 · Pascal 31-3-1
W
Retained WBA, IBF, and WBO light-heavyweight titles KO 3/12 · Mandalay Bay Events Center, Las Vegas, 🇺🇸
Kovalev 28-0-1 · Mohammedi 37-3-0
W
Retained WBA, IBF, and WBO light-heavyweight titles TKO 8/12 · Bell Centre, Montreal, Montreal, 🇨🇦
Kovalev 27-0-1 · Pascal 30-2-1
W
Retained WBO light-heavyweight title UD 12/12 · Barclay's Center, Brooklyn, 🇺🇸
Kovalev 26-0-1 · Hopkins 55-6-2
W
Retained WBO light-heavyweight title TKO 2/12 · Revel Casino Hotel, Atlantic City, 🇺🇸
Kovalev 25-0-1 · Caparello —
W
Retained WBO light-heavyweight title KO 7/12 · Boardwalk Hall, Atlantic City, New Jersey, 🇺🇸
Kovalev 24-0-1 · Agnew 26-0-0
W
Retained WBO light-heavyweight title KO 2/12 · Colisée Pepsi, Quebec City, Quebec, 🇨🇦
Kovalev 23-0-1 · Sillakh 24-1-0
W
Won WBO light-heavyweight title TKO 4/12 · Motorpoint Arena, Cardiff, 🇬🇧
Kovalev 22-0-1 · Cleverly 28-0-0
Show all 43 bouts W
KO 3/12 · Sands Casino Resort, Bethlehem, 🇺🇸
Kovalev 21-0-1 · White —
W
KO 3/10 · Mohegan Sun Arena, Montville, Connecticut, 🇺🇸
Kovalev 20-0-1 · Campillo 22-4-1
W
Lionell Thompson
TKO 3/10 · Sands Casino Resort, Bethlehem, 🇺🇸
Kovalev 19-0-1 · Thompson —
W
TKO 2/8 · Sands Casino Resort, Bethlehem, Pennsylvania, 🇺🇸
Kovalev 18-0-1 · Boone 21-21-3
W
Won WBC–ABCO light heavyweight title TKO 7/12 · Palace of Sporting Games, Yekaterinburg, 🇷🇺
Kovalev 17-0-1 · Simakov —
D
Grover Young
TD 2/8 · Playboy Mansion, Beverly Hills, 🇺🇸
Kovalev 17-0-0 · Young —
W
Won vacant WBA–NABA USA light-heavyweight title KO 2/10 · Cosmopolitan Hotel, Las Vegas, 🇺🇸
Kovalev 16-0-0 · Okola —
W
Terrance Woods
KO 3/8 · Fantasy Springs Resort Casino, Indio, California, 🇺🇸
Kovalev 15-0-0 · Woods —
W
KO 2/8 · UIC Pavilion, Chicago, 🇺🇸
Kovalev 14-0-0 · Fogle —
W
William Johnson
TKO 2/6 · Hilton Towers Ballroom, Lafayette, Louisiana, 🇺🇸
Kovalev 13-0-0 · Johnson —
W
UD 6/6 · Casino Vodoley, Yekaterinburg, 🇷🇺
Kovalev 12-0-0 · Avetisyan 3-1-1
W
Dallas Vargas
TKO 2/8 · UIC Pavilion, Chicago, Illinois, 🇺🇸
Kovalev 11-0-0 · Vargas —
W
SD 8/8 · Metro Fitness, Atlanta, Georgia, 🇺🇸
Kovalev 10-0-0 · Boone 18-18-3
W
Kia Daniels
KO 1/6 · Playboy Mansion, Beverly Hills, 🇺🇸
Kovalev 9-0-0 · Daniels —
W
Harley Kilfian
TKO 2/6 · Emerald Queen Casino, Tacoma, 🇺🇸
Kovalev 8-0-0 · Kilfian —
W
Nathan Bedwell
TKO 1/4 · Derby Park Expo, Louisville, Kentucky, 🇺🇸
Kovalev 7-0-0 · Bedwell —
W
Francois Ambang
KO 2/6 · Patriot Center, Fairfax, Virginia, 🇺🇸
Kovalev 6-0-0 · Ambang —
W
Micky Stackhouse
TKO 2/4 · Coliseum Complex, Greensboro, 🇺🇸
Kovalev 5-0-0 · Stackhouse —
W
Ayodeji Fadeyi
RTD 1/4 · Playboy Mansion, Beverly Hills, California, 🇺🇸
Kovalev 4-0-0 · Fadeyi —
W
Michael Birthmark
RTD 1/4 · Emerald Queen Casino, Tacoma, Washington, 🇺🇸
Kovalev 3-0-0 · Birthmark —
W
Darryl Johnson
TKO 1/4 · Convention Center, Columbia, South Carolina, 🇺🇸
Kovalev 2-0-0 · Johnson —
W
Daniel Chavez
TKO 1/4 · Greensboro Coliseum, Greensboro, North Carolina, 🇺🇸
Kovalev 1-0-0 · Chavez —
W
Daniel Chávez
TKO 1
Kovalev 0-0-0 · Chávez —
Amateur career Amateur record 195–18 (Wikipedia )
Ratings now Not in any current ranking.
World titles
Facts
What is Sergey Kovalev's record? Sergey Kovalev's professional record is 37-5-1 with 31 knockouts.
When is Sergey Kovalev's next fight? No next fight is confirmed as of 17 Oct 2026.
Who did Sergey Kovalev fight last? Sergey Kovalev last fought Artur Mann on Apr 18, 2025 and won by TKO in round 7 of 10.
Which world titles has Sergey Kovalev held? Sergey Kovalev has held 5 world title reigns: WBO light heavyweight (2019), WBO light heavyweight (2017–2018), IBF light heavyweight (2014–2016), WBA light heavyweight (2014–2016) and 1 more. Sources Boxerbook ID 5610 · permanent link boxerbook.com/id/5610 . Wikidata (CC0), English Wikipedia (CC BY-SA), photo from Wikimedia Commons. Last fetched: 2026-10-12. Spot a mistake? Every bout page has a link to report it.
