Boxers / Derek Williams / Boxerbook rating

Derek Williams: Boxerbook rating

Derek Williams has a Boxerbook rating of 1433 ± 254 from 6 counted bouts, as of Oct 13, 2026. Not in a division list: inactive since Apr 2015 (no bout for 12 months).

Rating1433 ± 254
Placenot listed
Counted bouts6
Unknown opponents1 of 6
Schedule, career1740
Schedule, 36 monthsno bouts
Form, last 50.0 of 3.5
Data confidence17%
Statusinactive since Apr 2015

Rating over time

high 1960 · low 1433May 1991Apr 2015

μ at the end of each month with a bout, and of every month while active. Red dot: latest.

Bouts behind the rating

Every counted bout, newest first: the change in μ it caused (green up, red down), its weight and the rating after it. Unknown opponents: 1 of 6 bouts.

L
Mike Wilson
Apr 11, 2015 · KO 2/6 · weight ×0.90 · opponent 1756
−45
→ 1433
L
Laron Mitchell (no page: counted as 1100)
May 16, 2014 · KO 1/4 · weight ×0.80
−159
→ 1478
L
José Ribalta
Dec 3, 1993 · SD 3/3 · weight ×0.80 · opponent 1707
−79
→ 1637
L
Bert Cooper
Mar 25, 1993 · UD 10/10 · weight ×1.05 · opponent 1760
−166
→ 1716
L
Lennox Lewis
For British and European heavyweight titles
Apr 30, 1992 · TKO 3/12 · weight ×1.16 · opponent 2217
−78
→ 1882
W
Jimmy Thunder
For Commonwealth heavyweight title
May 1, 1991 · TKO 2/12 · weight ×1.16 · opponent 1904
+460
→ 1960

Publishers and Boxerbook

Consensus: no publisher lists for the division (a list without them counts as 16).

WBC
not in top 15
WBA
not in top 15
IBF
not in top 15
WBO
not in top 15
Ring
not in top 15
TBRB
not in top 15
Boxerbook
not listed

How the Boxerbook rating works · Derek Williams: record and titles