Boxers / Byron Rojas / Boxerbook rating
Byron Rojas: Boxerbook rating Byron Rojas has a Boxerbook rating of 1749 ± 159 from 35 counted bouts, as of Oct 13, 2026. Not in a division list: inactive since Aug 2019 (no bout for 12 months).
Rating 1749 ± 159
Place Light flyweight, not listed
Counted bouts 35
Unknown opponents 29 of 35
Schedule, career 1209
Schedule, 36 months no bouts
Form, last 5 2.8 of 3.5
Data confidence 17%
Status inactive since Aug 2019
Rating over time high 1755 · low 1308 Aug 2010 Jul 2020 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: 29 of 35 bouts.
W
Eliezer Gazo (no page: counted as 1100)
Aug 24, 2019 · UD 8/8 · weight ×1.00
W
Byron Castellon (no page: counted as 1100)
Feb 23, 2019 · SD 8/8 · weight ×1.00
L
For WBA mini-flyweight title Nov 29, 2018 · UD 12/12 · weight ×1.65 · opponent 2138
W
Daniel Mendoza (no page: counted as 1100)
Jun 28, 2018 · KO 3/8 · weight ×1.00
W
Byron Castellon (no page: counted as 1100)
Dec 15, 2017 · MD 6/6 · weight ×0.90
W
Omar Ortiz (no page: counted as 1100)
Nov 24, 2017 · UD 6/6 · weight ×0.90
W
Eddy Castro (no page: counted as 1100)
Oct 14, 2017 · TKO 3/8 · weight ×1.00
W
Nelson Luna (no page: counted as 1100)
Aug 25, 2017 · UD 8/8 · weight ×1.00
W
Jun 30, 2017 · UD 8/8 · weight ×1.00 · opponent 1440
W
Juan Lopez Martinez (no page: counted as 1100)
May 26, 2017 · TKO 6/8 · weight ×1.00
W
Omar Ortiz (no page: counted as 1100)
Aug 27, 2016 · UD 8/8 · weight ×1.00
L
For WBA mini-flyweight title Jun 29, 2016 · UD 12/12 · weight ×1.65 · opponent 2069
W
Won WBA and IBO minimumweight titles Mar 19, 2016 · UD 12/12 · weight ×1.65 · opponent 2027
W
Byron Castellon (no page: counted as 1100)
Retained Nicaraguan minimumweight title Aug 22, 2015 · UD 10/10 · weight ×1.10
W
Eduardo Martinez (no page: counted as 1100)
May 30, 2015 · TKO 5 · weight ×1.50
W
Julio Mendoza (no page: counted as 1100)
Oct 25, 2014 · TKO 5/8 · weight ×1.00
W
Jose Aguilar (no page: counted as 1100)
Aug 23, 2014 · UD 8/8 · weight ×1.00
W
May 17, 2014 · UD 8/8 · weight ×1.00 · opponent 1549
W
Israel Morales (no page: counted as 1100)
Mar 22, 2014 · TKO 2/8 · weight ×1.00
W
Eduardo Martinez (no page: counted as 1100)
Feb 8, 2014 · UD 10/10 · weight ×1.05
Show all 35 counted bouts W
Won Nicaraguan minimumweight title Nov 30, 2013 · UD 10/10 · weight ×1.10 · opponent 1178
W
Luis Rios (no page: counted as 1100)
Oct 19, 2013 · UD 8/8 · weight ×1.00
W
Omar Ortiz (no page: counted as 1100)
Jul 27, 2013 · TKO 3/6 · weight ×0.90
W
Alexander Martinez (no page: counted as 1100)
Mar 23, 2013 · TKO 4/4 · weight ×0.80
L
Roger Collado (no page: counted as 1100)
Dec 1, 2012 · SD 6/6 · weight ×0.90
L
Luis Rios (no page: counted as 1100)
Aug 4, 2012 · SD 6/6 · weight ×0.90
W
Roger Collado (no page: counted as 1100)
Feb 18, 2012 · TKO 4/6 · weight ×0.90
W
Francisco Elizabeth (no page: counted as 1100)
Mar 26, 2011 · TKO 4/4 · weight ×0.80
W
Johnson Tellez (no page: counted as 1100)
Mar 11, 2011 · UD 4/4 · weight ×0.80
D
Alcides Martinez (no page: counted as 1100)
Dec 18, 2010 · SD 4/4 · weight ×0.80
D
Alcides Martinez (no page: counted as 1100)
Nov 13, 2010 · SD 4/4 · weight ×0.80
W
Carlos Manzanares (no page: counted as 1100)
Oct 30, 2010 · SD 4/4 · weight ×0.80
W
Francisco Elizabeth (no page: counted as 1100)
Sep 25, 2010 · TKO 2/4 · weight ×0.80
W
Jose Carvajal (no page: counted as 1100)
Sep 4, 2010 · KO 2/4 · weight ×0.80
D
Carlos Manzanares (no page: counted as 1100)
Aug 14, 2010 · MD 4/4 · weight ×0.80
Publishers and Boxerbook Consensus: not in the publishers’ top 15 in Light flyweight (a list without them counts as 16).
How the Boxerbook rating works · Byron Rojas: record and titles