| Personal information | |
|---|---|
| Nickname | Great Dane |
| Nationality | Danish |
| Born | 11 November 1999 Roskilde, Denmark |
| Height | 6 ft (183 cm) 1 1/2 |
| Weight | Super Middleweight |
| Boxing career | |
| Stance | Southpaw |
| Boxing record | |
| Total fights | 21 |
| Wins | 19 |
| Win by KO | 8 |
| Losses | 1 |
| No contests | 1 |
Oliver Zaren (born 11 November 1999) is a Danish professional boxer. He challenged for the challenged IBF and IBO super-middleweight titles in 2026.
Zaren was a four time national champion. He is trained by former super middleweight world champion Mikkel Kessler.
Zaren fought on the undercard of former world champion Charlie Edwards at York Hall. Zaren beat Brit John Harding Jr over 8 rounds with a score of 80–71. In the first round Zaren dropped Harding with a right hand.
Zaren returned to England to fight on the undercard of Lyndon Arthur vs Liam Cameron in Bolton. He faced French journeyman Thomas Lacroix. Zaren overwhelmed and stopped the Frenchman in the second round showing him no respect for his defence as he got through his guard with ease.
Zaren fought on the undercard of his fellow countrywoman Dina Thorslund who was defending two of her world titles. He stopped Spaniard Roberto Arriaza in the second round with a devastating right hand.
On 14 June 2025 Zaren defeated Joseph Maigwisya of Tanzania in Copenhagen on points.
Zaren challenged IBF and IBO super-middleweight champion Osleys Iglesias at Capitole de Quebec in Quebec City, Canada, on 8 October 2026, losing by technical knockout in the seventh round.
| 21 fights | 19 wins | 1 loss |
|---|---|---|
| By knockout | 8 | 1 |
| By decision | 11 | 0 |
| No contests | 1 | |
| No. | Result | Record | Opponent | Type | Round, time | Date | Location | Notes |
|---|---|---|---|---|---|---|---|---|
| 21 | Loss | 19–1 (1) |  Osleys Iglesias |
TKO | 7 (12), 1:31 | 8 Oct 2026 |  Capitole de Quebec, Quebec City, Canada |
For IBF and IBO super-middleweight titles |
| 20 | NC | 19–0 (1) |  Jose Luis Navarro Jr. |
TD | 3 (12), 3:00 | 19 Jun 2026 | Hipodromo de la Zarzuela, Madrid, Spain |
For vacant European super middleweight title. The bout was stopped after three rounds due to heavy rain. |
| 19 | Win | 19–0 |  David Benitez |
KO | 2 (8), 0:40 | 31 Jan 2026 |  Sydbank Arena, Kolding, Denmark |
|
| 18 | Win | 18–0 |  Ante Bilic |
UD | 10 | 4 Oct 2025 | Herlev Hallen, Herlev, Denmark |
Won vacant IBF Inter-Continental super-middleweight title |
| 17 | Win | 17–0 |  Joseph Maigwisya |
UD | 10 | 14 Jun 2025 | Crowne Plaza Hotel, Copenhagen, Denmark |
|
| 16 | Win | 16–0 |  Samuel Cavret |
KO | 4 (8), 0:57 | 8 Mar 2025 | Hotel Scandic Sluseholmen, Copenhagen, Denmark |
|
| 15 | Win | 15–0 |  Carlos Gallego Montijo |
TKO | 6 (8), 1:12 | 29 Nov 2024 | Frederiksberg Hallerne, Copenhagen, Denmark |
|
| 14 | Win | 14–0 | Roberto Arriaza |
KO | 2 (8), 2:13 | 25 Oct 2024 | Graakjaer Arena, Holstebro, Denmark |
|
| 13 | Win | 13–0 | Thomas Lacroix |
TKO | 2 (6), 2:13 | 21 Jun 2024 |  Bolton Whites Hotel, Bolton, England, UK |
|
| 12 | Win | 12–0 |  Killian Weck |
TKO | 4 (6), 1:29 | 25 May 2024 | Royal Arena, Copenhagen, Denmark |
|
| 11 | Win | 11–0 | John Harding Jr |
UD | 8 | 12 Apr 2024 | York Hall, London, England, UK |
|
| 10 | Win | 10–0 |  Bahadur Karami |
UD | 6 | 10 Oct 2023 | Brighton Centre, Brighton, England, UK |
|
| 9 | Win | 9–0 |  Jay Byrne |
UD | 4 | 15 Jul 2023 | Vertu Motors Arena, Newcastle, England, UK |
|
| 8 | Win | 8–0 | Frane Radnic |
UD | 4 | 24 Mar 2023 | Bolton Whites Arena, Bolton, England, UK |
|
| 7 | Win | 7–0 |  Novak Radulovic |
UD | 6 | 7 May 2022 | Sartory Sale Koln, Cologne |
|
| 6 | Win | 6–0 |  Nika Gvajava |
UD | 4 | 3 Dec 2021 | Harzlandhalle, Ilsenburg, Germany |
|
| 5 | Win | 5–0 |  Pavol Garaj |
UD | 6 | 10 Sep 2021 |  Worthersee Stadium, Klagenfurt, Austria |
|
| 4 | Win | 4–0 |  Predrag Cvetkovic |
UD | 6 | 19 Jun 2021 | Universum Gym, Hamburg, Germany |
|
| 3 | Win | 3–0 |  Konstantin Aleksandrov |
UD | 6 | 26 Sep 2020 | Struer Arena, Stuer, Denmark |
|
| 2 | Win | 2–0 |  Attila Orsos |
TKO | 2 (4), 1:03 | 5 Oct 2019 | Gilleleje Hallen, Gilleleje, Denmark |
|
| 1 | Win | 1–0 | Birkan Garip |
TKO | 1 (4) 2:58 | 4 Jul 2019 | Ringriderteltet, Aabenraa, Denmark |
