On October 15, 2022, a 34-year-old Carlos Negrón (25-3, 20 KOs) and a 30-year-old Cuban boxer Frank Sánchez (20-0, 13 KOs) met in the ring in a heavyweight bout.
Negrón came in to the fight on a 5-fight win streak with a 71% KO rate, and was fighting after a gap of 1 year and 20 days. Sánchez was on a 20-fight win streak with a 65% KO rate, and fighting after a layoff of 9 months and 14 days.
Frank Sánchez stopped Carlos Negrón via TKO in the 9th round. Sánchez improves his record to 21-0 (14 KOs), while Negrón adds a loss to his record at 25-4.
On August 3, 2019, a 31-year-old Carlos Negrón (20-2, 16 KOs) and Brian Howard met in the ring.
Negrón came in to the fight on a 1-fight losing streak with a 72% KO rate, and was fighting after a gap of 7 months and 12 days.
Carlos Negrón lost to Brian Howard via KO in the 1st round, and adds an loss to his record at 20-3.
On December 22, 2018, a 30-year-old Carlos Negrón (20-1, 16 KOs) and a 33-year-old American boxer Dominic Breazeale (19-1, 17 KOs) met in the ring.
Negrón came in to the fight on a 7-fight win streak with a 76% KO rate, and was fighting after a gap of 1 year, 5 months, and 28 days. Breazeale was on a 2-fight win streak with a 85% KO rate, and fighting after a layoff of 1 year, 1 month, and 18 days.
Dominic Breazeale stopped Carlos Negrón via KO in the 9th round. Breazeale improves his record to 20-1 (18 KOs), while Negrón adds a loss to his record at 20-2.
On September 2, 2011, a 23-year-old Carlos Negrón (13-0, 9 KOs) and Epifanio Mendoza met in the ring.
Negrón came in to the fight on a 13-fight win streak with a 69% KO rate, and was fighting after a gap of 2 months and 1 day.
Carlos Negrón lost to Epifanio Mendoza via TKO in the 3rd round, and adds an loss to his record at 13-1.