Last fight · 20 Jun 2026
Win vs Nathan Bedwell
TKO · 2 (4)
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United Kingdom · Cruiserweight
Isaac Chamberlain
- 32 years old
- IBO No. 35
- Wins
- 18
- Losses
- 3
- Draws
- 0
- KOs
- 10
56% of wins inside the distance
Fights
Before that
- WinJuan Reyna13 Jun 2026TKO · 1 (4)
- LossJack Massey15 Jun 2024 · Commonwealth Boxing Council Cruiserweight · EBU European CruiserweightUD · 12
- WinMikael Lawal21 Oct 2023 · BBBofC British CruiserweightUD · 12
- WinDylan Bregeon16 Jun 2023PTS · 8
Show the next 5 fights
- LossChris Billam-Smith30 Jul 2022 · Commonwealth Boxing Council Cruiserweight · EBU European CruiserweightUD · 12
- WinDilan Prasovic10 Dec 2021 · IBF International CruiserweightKO · 1 (10)
- WinBen Thomas10 Sept 2021RTD · 1 (6)
- WinMatt Sen5 Sept 2020TKO · 1 (8)
- WinAntony Woolery22 Aug 2020TKO · 3 (8)
11 older fights · BoxRec profile ↗
Rankings
Best: No. 35
- IBO
35
ranked 33rd–35th since Sep 2026
Not ranked by the WBC, WBA, WBO or IBF.
Movement
Places gained or lost with each sanctioning body. Green is up, red is down, “New” marks an entry into the rankings, and a dot a period with no published archive.
| Body | The boxer's place in the sanctioning body's official ranking. “C”: world champion, above No. 1. An interim champion is marked as such (“Interim”, “Int.”): not the reigning champion. No. 1 is the leading contender for the title. | 1M | 3M | 6M | 1Y |
|---|---|---|---|---|---|
| IBO | 35 | · | · | · | · |
Trajectory, body by body
IBF
No longer ranked · best No. 8 (Jun 2022)tracked since May 2022
IBO
No. 33 since Oct 2026tracked since Sep 2026
See the changes in detail
| May 2022 | No. 9 |
| Jun 2022 | No. 8 |
| Jul 2022 | No. 14 |
| Sep 2022 | dropped out of the ranking |
| Jun 2023 | No. 14 |
| Aug 2023 | No. 15 |
| Sep 2023 | No. 10 |
| Dec 2023 | No. 11 |
| Jan 2024 | No. 9 |
| May 2024 | No. 8 |
| Jun 2024 | dropped out of the ranking |
| Sep 2026 | No. 33 |
| Sep 2026 | No. 35 |
| Oct 2026 | No. 33 |