Boxers / Sébastien Demers / Boxerbook rating

Sébastien Demers: Boxerbook rating

Sébastien Demers has a Boxerbook rating of 1730 ± 185 from 37 counted bouts, as of Oct 13, 2026. Not in a division list: inactive since May 2013 (no bout for 12 months).

Rating1730 ± 185
Placenot listed
Counted bouts37
Unknown opponents24 of 37
Schedule, career1288
Schedule, 36 monthsno bouts
Form, last 50.4 of 3.5
Data confidence8%
Statusinactive since May 2013

Rating over time

high 1934 · low 1555Oct 2004Oct 2013

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: 24 of 37 bouts.

L
James DeGale
May 17, 2013 · KO 2/8 · weight ×1.00 · opponent 2080
−13
→ 1730
L
Allan Green
Nov 5, 2011 · UD 10/10 · weight ×1.05 · opponent 1781
−43
→ 1743
L
Renan St-Juste
For vacant WBO–NABO super middleweight title
Dec 3, 2010 · KO 2/12 · weight ×1.65 · opponent 1500
−84
→ 1786
L
Brian Vera
Jun 11, 2010 · TKO 3/10 · weight ×1.05 · opponent 1774
−63
→ 1871
W
William Joppy
Mar 6, 2010 · MD 10/10 · weight ×1.05 · opponent 1998
+69
→ 1934
W
Nicholson Poulard (no page: counted as 1100)
Won vacant NABF super middleweight title
Nov 7, 2009 · UD 12/12 · weight ×1.16
+5
→ 1864
W
Jose Spearman (no page: counted as 1100)
Sep 25, 2009 · KO 1/8 · weight ×1.00
+4
→ 1860
W
Alfredo Contreras (no page: counted as 1100)
Jun 6, 2009 · UD 8/8 · weight ×1.00
+4
→ 1856
W
Martin Berthiaume (no page: counted as 1100)
Mar 7, 2009 · RTD 5/10 · weight ×1.05
+4
→ 1851
W
Donny McCrary
Nov 29, 2008 · UD 10/10 · weight ×1.05 · opponent 1338
+9
→ 1847
L
Dionisio Miranda (no page: counted as 1100)
For vacant NABA middleweight title
Aug 1, 2008 · SD 10/10 · weight ×1.10
−86
→ 1838
W
Sam Hill (no page: counted as 1100)
Jun 6, 2008 · UD 8/8 · weight ×1.00
+3
→ 1924
W
Matt Vanda
Retained IBF International middleweight title
Apr 5, 2008 · UD 12/12 · weight ×1.16 · opponent 1632
+26
→ 1921
W
Thomas Brown (no page: counted as 1100)
Jan 11, 2008 · UD 8/8 · weight ×1.00
+4
→ 1895
W
Mohammad Said Salem (no page: counted as 1100)
Retained IBF International middleweight title
Dec 1, 2007 · UD 12/12 · weight ×1.16
+5
→ 1891
W
Walid Smichet
Retained IBF International middleweight title
Sep 15, 2007 · UD 12/12 · weight ×1.16 · opponent 1671
+38
→ 1886
L
Arthur Abraham
For IBF middleweight title
May 26, 2007 · KO 3/12 · weight ×1.65 · opponent 2182
−39
→ 1848
W
Ian MacKillop (no page: counted as 1100)
Feb 10, 2007 · TKO 3/10 · weight ×1.05
+6
→ 1888
W
Ian MacKillop (no page: counted as 1100)
Won vacant IBF International middleweight title
Nov 25, 2006 · UD 12/12 · weight ×1.16
+7
→ 1882
W
Stephane Desormiers (no page: counted as 1100)
Retained Canada light middleweight title
Sep 30, 2006 · UD 10/10 · weight ×1.10
+7
→ 1875
Show all 37 counted bouts
W
Christopher Henry
Jul 13, 2006 · UD 10/10 · weight ×1.05 · opponent 1280
+10
→ 1868
W
Sherwin Davis
May 24, 2006 · TKO 7/10 · weight ×1.05 · opponent 1400
+20
→ 1858
W
Mamadou Thiam
Mar 11, 2006 · TKO 6/12 · weight ×1.10 · opponent 1455
+32
→ 1838
W
Elio Ortiz (no page: counted as 1100)
Dec 10, 2005 · TKO 4/10 · weight ×1.05
+10
→ 1806
W
Luiz Augusto Dos Santos (no page: counted as 1100)
Nov 19, 2005 · UD 8/8 · weight ×1.00
+11
→ 1796
W
Calvin Shakir (no page: counted as 1100)
Oct 29, 2005 · TKO 2/8 · weight ×1.00
+12
→ 1785
W
Ian MacKillop (no page: counted as 1100)
Retained Canada light middleweight title
Sep 10, 2005 · UD 10/10 · weight ×1.10
+14
→ 1773
W
Claudio Ortiz (no page: counted as 1100)
Won vacant Canada light middleweight title
Jun 18, 2005 · UD 10/10 · weight ×1.10
+16
→ 1759
W
Verdell Smith
Apr 16, 2005 · UD 6/6 · weight ×0.90 · opponent 1167
+13
→ 1744
W
Sammy Sparkman (no page: counted as 1100)
Mar 12, 2005 · UD 6/6 · weight ×0.90
+16
→ 1731
W
Presente Brito (no page: counted as 1100)
Feb 26, 2005 · TKO 3/6 · weight ×0.90
+19
→ 1715
W
Anthony Ivory (no page: counted as 1100)
Feb 12, 2005 · UD 6/6 · weight ×0.90
+19
→ 1715
W
Aundalen Sloan (no page: counted as 1100)
Dec 17, 2004 · UD 6/6 · weight ×0.90
+26
→ 1678
W
Greg Bazile (no page: counted as 1100)
Dec 1, 2004 · UD 6/6 · weight ×0.90
+26
→ 1678
W
Felix Vargas (no page: counted as 1100)
Nov 13, 2004 · TKO 3/4 · weight ×0.80
+35
→ 1626
W
Darren Kenny (no page: counted as 1100)
Nov 3, 2004 · TKO 2/4 · weight ×0.80
+35
→ 1626
W
John Vaughan (no page: counted as 1100)
Oct 9, 2004 · TKO 1/4 · weight ×0.80
+55
→ 1555

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 · Sébastien Demers: record and titles