Best fights of Oscar Collazo
Over 6 years as a professional, Oscar Collazo has compiled a 15-0 (12) record, including ten title fights across two weight classes. Here are his best fights.
1. Oscar Collazo stops Melvin Jerusalem
On May 27, 2023 Oscar Collazo fought Melvin Jerusalem for the WBO strawweight title. Collazo was 26 years old with a record of 6-0, and Jerusalem was 29 with a record of 20-2. Collazo was on an undefeated 6-fight winning streak and Jerusalem was on a 9-fight winning streak. Collazo stopped Melvin Jerusalem via retirement in the 7th round. Crowned the new strawweight champion.
2. Oscar Collazo KOs Thammanoon Niyomtrong
On November 16, 2024 Oscar Collazo, the WBO strawweight champion, met Thammanoon Niyomtrong, the WBA (Super) strawweight champion, in a title unification fight. Collazo was 27 years old with a record of 10-0, and Niyomtrong was 34 with a record of 25-0. Collazo was on an undefeated 10-fight winning streak and Niyomtrong was on an undefeated 25-fight winning streak. Collazo stopped Thammanoon Niyomtrong via TKO in the 7th round. Became the unified strawweight champion.
3. Oscar Collazo KOs Jayson Vayson
On September 20, 2025 Oscar Collazo defended his WBA (Super), WBO, and The Ring strawweight titles against Jayson Vayson. Collazo was 28 years old with a record of 12-0, and Vayson was 27 with a record of 14-1-1. Collazo was on an undefeated 12-fight winning streak and Vayson was on a 4-fight winning streak. Collazo stopped Jayson Vayson via TKO in the 7th round. Defended the titles.