Boxers / Billy Costello / Boxerbook rating

Billy Costello: Boxerbook rating

Billy Costello has a Boxerbook rating of 1951 ± 253 from 42 counted bouts, as of Oct 13, 2026. Not in a division list: inactive since Jun 1999 (no bout for 12 months).

Rating1951 ± 253
Placenot listed
Counted bouts42
Unknown opponents34 of 42
Schedule, career1207
Schedule, 36 monthsno bouts
Form, last 53.5 of 3.5
Data confidence10%
Statusinactive since Jun 1999

Rating over time

high 2052 · low 1555Aug 1979Jun 1999

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: 34 of 42 bouts.

W
Juan Laporte
Jun 18, 1999 · SD 10/10 · weight ×1.05 · opponent 1469
+13
→ 1951
W
Marvin Ladson (no page: counted as 1100)
Jan 22, 1997 · TKO 3/10 · weight ×1.05
+4
→ 1938
W
Tim Scott (no page: counted as 1100)
May 31, 1995 · UD 10/10 · weight ×1.05
+4
→ 1934
W
Jeff Passero (no page: counted as 1100)
Apr 28, 1995 · TKO 10/10 · weight ×1.05
+4
→ 1930
W
Bobby Elkins (no page: counted as 1100)
Sep 13, 1994 · KO 6/10 · weight ×1.05
+4
→ 1926
W
Robert Hightower (no page: counted as 1100)
Jan 28, 1994 · PTS 10/10 · weight ×1.05
+4
→ 1922
W
Bernard Boisvert (no page: counted as 1100)
Nov 11, 1993 · TKO 6/10 · weight ×1.05
+4
→ 1917
W
Juan Carlos Romero (no page: counted as 1100)
Jun 18, 1993 · UD 8/8 · weight ×1.00
+4
→ 1913
W
Marvin Ladson (no page: counted as 1100)
Jun 27, 1992 · TKO 4/10 · weight ×1.05
+4
→ 1909
L
Alexis Argüello
Feb 9, 1986 · TKO 4/10 · weight ×1.05 · opponent 2089
−27
→ 1905
W
Rick Kaiser (no page: counted as 1100)
Dec 13, 1985 · KO 2/10 · weight ×1.05
+3
→ 1932
L
Lonnie Smith
For WBC super lightweight title
Aug 21, 1985 · TKO 8/12 · weight ×1.65 · opponent 1714
−122
→ 1930
W
Leroy Haley
For WBC super lightweight title
Feb 16, 1985 · UD 12/12 · weight ×1.65 · opponent 1730
+28
→ 2052
W
Saoul Mamby
Retained WBC super lightweight title
Nov 3, 1984 · UD 12/12 · weight ×1.65 · opponent 1605
+20
→ 2023
W
Ronnie Shields
Retained WBC super lightweight title
Jul 15, 1984 · UD 12/12 · weight ×1.65 · opponent 1378
+10
→ 2003
W
Bruce Curry
Won WBC super lightweight title
Jan 29, 1984 · TKO 10/12 · weight ×1.65 · opponent 1847
+86
→ 1993
W
Mike Essett (no page: counted as 1100)
Dec 21, 1983 · KO 4/10 · weight ×1.05
+6
→ 1907
W
Clemente Rojas
Sep 30, 1983 · TKO 5/10 · weight ×1.05 · opponent 1446
+19
→ 1901
W
Carl Crowley (no page: counted as 1100)
Apr 16, 1983 · TKO 3/10 · weight ×1.05
+7
→ 1883
W
Willie Rodriguez (no page: counted as 1100)
Nov 7, 1982 · UD 10/10 · weight ×1.05
+7
→ 1876
Show all 42 counted bouts
W
Dominic Fox (no page: counted as 1100)
Oct 8, 1982 · KO 2/10 · weight ×1.05
+7
→ 1869
W
Felix Favella (no page: counted as 1100)
May 23, 1982 · TKO 3/10 · weight ×1.05
+7
→ 1862
W
Bob Harvey (no page: counted as 1100)
Apr 14, 1982 · SD 10/10 · weight ×1.05
+8
→ 1855
W
Raul Hernandez (no page: counted as 1100)
Feb 17, 1982 · TKO 6/8 · weight ×1.00
+8
→ 1847
W
Chico Rosa (no page: counted as 1100)
Dec 5, 1981 · TKO 1/8 · weight ×1.00
+8
→ 1839
W
Rosendo Ramirez (no page: counted as 1100)
Jul 18, 1981 · UD 8/8 · weight ×1.00
+9
→ 1831
W
Trevor Evelyn (no page: counted as 1100)
Apr 24, 1981 · TKO 5/10 · weight ×1.05
+10
→ 1823
W
Marvin Jenkins (no page: counted as 1100)
Mar 18, 1981 · UD 10/10 · weight ×1.05
+10
→ 1813
W
Charles Thomas (no page: counted as 1100)
Jan 21, 1981 · KO 2 · weight ×1.00
+10
→ 1803
W
Orlando Montalvo (no page: counted as 1100)
Oct 24, 1980 · UD 8/8 · weight ×1.00
+12
→ 1793
W
Jose Green (no page: counted as 1100)
Oct 2, 1980 · TKO 7/8 · weight ×1.00
+12
→ 1793
W
Paul Moore (no page: counted as 1100)
Sep 17, 1980 · KO 1 · weight ×1.00
+13
→ 1769
W
Rick Stinnie (no page: counted as 1100)
May 14, 1980 · PTS 6/6 · weight ×0.90
+14
→ 1756
W
Richie Garland (no page: counted as 1100)
May 4, 1980 · TKO 5/6 · weight ×0.90
+14
→ 1756
W
Kato Ali (no page: counted as 1100)
Apr 16, 1980 · TKO 3/6 · weight ×0.90
+16
→ 1728
W
Kato Ali (no page: counted as 1100)
Feb 13, 1980 · SD 6/6 · weight ×0.90
+18
→ 1712
W
Marvin Edwards (no page: counted as 1100)
Dec 5, 1979 · TKO 1/6 · weight ×0.90
+21
→ 1694
W
George Casher (no page: counted as 1100)
Oct 26, 1979 · PTS 4/4 · weight ×0.80
+26
→ 1673
W
John Jones (no page: counted as 1100)
Oct 19, 1979 · TKO 2/4 · weight ×0.80
+26
→ 1673
W
Dave Bolden (no page: counted as 1100)
Oct 12, 1979 · PTS 4/4 · weight ×0.80
+26
→ 1673
W
Jose Gonzalez (no page: counted as 1100)
Sep 12, 1979 · KO 3/4 · weight ×0.80
+40
→ 1595
W
Angel Ortiz (no page: counted as 1100)
Aug 22, 1979 · UD 4/4 · 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 · Billy Costello: record and titles