Best fights of Osman Diaz
Over 11 years as a professional, Osman Diaz has compiled a 10-4 (9) record, fighting across two weight classes. Here are his top 10 best fights.
1. Osman Diaz defeats Djorden Santos
On March 8, 2025 Osman Diaz faced Djorden Santos in a middleweight bout. Diaz was 34 years old with a record of 9-3, and Santos was 27 with a record of 9-1. Diaz was coming off a loss, while Santos was on a 5-fight winning streak. Diaz won via unanimous decision.
2. Osman Diaz KOs Chuck Campbell
On March 8, 2024 Osman Diaz faced Chuck Campbell in a light heavyweight bout. Diaz was 33 years old with a record of 7-2, and Campbell was 0 with a record of 0-0. Diaz was coming off a loss. Diaz stopped Chuck Campbell via TKO in the 1st round.
3. Osman Diaz KOs Bruno Assis
On March 25, 2022 Osman Diaz faced Bruno Assis in a middleweight bout. Diaz was 31 years old with a record of 6-1, and Assis was 0 with a record of 0-0. Diaz was on a 4-fight winning streak. Diaz stopped Bruno Assis via TKO in the 1st round.
4. Osman Diaz KOs Logan Woods
On October 30, 2020 Osman Diaz faced Logan Woods in a middleweight bout. Diaz was 29 years old with a record of 4-1, and Woods was 0 with a record of 0-0. Diaz was on a 2-fight winning streak. Diaz stopped Logan Woods via TKO in the 1st round.
5. Osman Diaz submits Andre Walker
On September 28, 2019 Osman Diaz faced Andre Walker in a middleweight bout. Diaz was 28 years old with a record of 3-1, and Walker was 0 with a record of 0-0. Diaz was coming off a win. Diaz submitted Andre Walker via Rear Naked Choke in the 1st round.
6. Osman Diaz KOs Christopher Reyes
On January 26, 2019 Osman Diaz faced Christopher Reyes in a middleweight bout. Diaz was 28 years old with a record of 2-1, and Reyes was 0 with a record of 0-0. Diaz was coming off a loss. Diaz stopped Christopher Reyes via TKO in the 1st round.
7. Osman Diaz submits Leon Klee
On June 14, 2015 Osman Diaz faced Leon Klee in a middleweight bout. Diaz was 24 years old with a record of 0-0, and Klee was 0 with a record of 0-0. Diaz submitted Leon Klee via Rear Naked Choke in the 1st round.
8. Osman Diaz KOs Moses Murrietta
On October 30, 2021 Osman Diaz faced Moses Murrietta in a middleweight bout. Diaz was 30 years old with a record of 5-1, and Murrietta was 0 with a record of 0-0. Diaz was on a 3-fight winning streak. Diaz stopped Moses Murrietta via TKO in the 2nd round.
9. Osman Diaz KOs Saad Ul-Hasan
On December 7, 2017 Osman Diaz faced Saad Ul-Hasan in a middleweight bout. Diaz was 27 years old with a record of 1-0, and Ul-Hasan was 0 with a record of 0-0. Diaz was coming off a win. Diaz stopped Saad Ul-Hasan via TKO in the 2nd round.
10. Osman Diaz loses to Ateba Gautier via KO
On May 9, 2026 Osman Diaz faced Ateba Gautier in a light heavyweight bout. Diaz was 35 years old with a record of 10-3, and Gautier was 24 with a record of 10-1. Diaz was coming off a win and Gautier was on a 9-fight winning streak. Gautier stopped Diaz via TKO in the 2nd round.