Best fights of John Riel Casimero
Over 19 years as a professional, John Riel Casimero has compiled a 36-5-1 (25) record, including 20 title fights across four weight classes. Here are his top 10 best fights.
1. John Riel Casimero KOs Luis Nery
On June 6, 2026 John Riel Casimero faced Luis Nery in a super bantamweight bout. Casimero was 37 years old with a record of 35-5-1, and Nery was 31 with a record of 37-2. Casimero was coming off a win and Nery was on a 2-fight winning streak. Casimero stopped Luis Nery via TKO in the 4th round.
2. John Riel Casimero KOs Zolani Tete
On November 30, 2019 John Riel Casimero fought Zolani Tete for the WBO bantamweight title. Casimero was 30 years old with a record of 28-4, and Tete was 31 with a record of 28-3. Casimero was on a 4-fight winning streak and Tete was on a 12-fight winning streak. Casimero stopped Zolani Tete via TKO in the 3rd round. Crowned the new bantamweight champion.
3. John Riel Casimero KOs Saul Sanchez
On October 13, 2024 John Riel Casimero faced Saul Sanchez in a super bantamweight bout. Casimero was 35 years old with a record of 33-4-1, and Sanchez was 27 with a record of 21-3. Sanchez was coming off a win. Casimero stopped Saul Sanchez via TKO in the 1st round.
4. John Riel Casimero KOs Duke Micah
On September 26, 2020 John Riel Casimero defended his WBO bantamweight title against Duke Micah. Casimero was 31 years old with a record of 29-4, and Micah was 29 with a record of 24-0. Casimero was on a 5-fight winning streak and Micah was on an undefeated 24-fight winning streak. Casimero stopped Duke Micah via TKO in the 3rd round. Defended the title.
5. John Riel Casimero KOs Ryo Akaho
On December 3, 2022 John Riel Casimero faced Ryo Akaho in a super bantamweight bout. Casimero was 33 years old with a record of 31-4, and Akaho was 36 with a record of 39-2-2. Casimero was on a 7-fight winning streak and Akaho was on a 13-fight winning streak. Casimero stopped Ryo Akaho via KO in the 2nd round.
6. John Riel Casimero KOs Amnat Ruenroeng in their 2nd fight
On May 25, 2016 John Riel Casimero fought Amnat Ruenroeng for the IBF flyweight title. It was their second meeting. Casimero was 27 years old with a record of 21-3, and Ruenroeng was 36 with a record of 17-0. Casimero was coming off a loss, while Ruenroeng was on an undefeated 17-fight winning streak. Casimero stopped Amnat Ruenroeng via KO in the 4th round. Crowned the new flyweight champion.
7. John Riel Casimero KOs Ricardo Espinoza Franco
On April 20, 2019 John Riel Casimero fought Ricardo Espinoza Franco for the vacant WBO interim and WBO Interim bantamweight titles. Casimero was 30 years old with a record of 26-4, and Franco was 21 with a record of 23-2. Casimero was on a 2-fight winning streak and Franco was on a 13-fight winning streak. Casimero stopped Ricardo Espinoza Franco via KO in the 12th round. Won the vacant titles.
8. John Riel Casimero KOs Charlie Edwards
On September 10, 2016 John Riel Casimero defended his IBF flyweight title against Charlie Edwards. Casimero was 27 years old with a record of 22-3, and Edwards was 23 with a record of 8-0. Casimero was coming off a win and Edwards was on an undefeated 8-fight winning streak. Casimero stopped Charlie Edwards via TKO in the 10th round. Defended the title.
9. John Riel Casimero KOs Cesar RamĂrez
On August 24, 2019 John Riel Casimero defended his WBO interim bantamweight title against Cesar RamĂrez. Casimero was 30 years old with a record of 27-4, and RamĂrez was 0 with a record of 0-0. Casimero was on a 3-fight winning streak. Casimero stopped Cesar RamĂrez via KO in the 10th round. Defended the title.
10. John Riel Casimero KOs Tom Mizokoshi
On December 27, 2025 John Riel Casimero faced Tom Mizokoshi in a super bantamweight bout. Casimero was 36 years old with a record of 34-5-1, and Mizokoshi was 0 with a record of 0-0. Casimero was coming off a loss. Casimero stopped Tom Mizokoshi via KO in the 5th round.