Austin Williams losses
Over 7 years as a professional, Austin Williams has compiled a 20-3 (13) record, including six title fights across two weight classes. He has three losses, all of them in title fights.
3. Austin Williams loses to Vito Mielnicki Jr. via unanimous decision
On September 4, 2026 Austin Williams fought Vito Mielnicki Jr. for the WBO Global middleweight title. Williams was 30 years old with a record of 20-2, and Jr. was 24 with a record of 23-1. Williams was coming off a loss, while Jr. was on a 3-fight winning streak. Williams lost via unanimous decision. Failed to capture the title. Went the distance with Jr..
2. Austin Williams loses to Carlos Adames via unanimous decision
On March 21, 2026 Austin Williams fought Carlos Adames for the vacant WBC middleweight title. Williams was 29 years old with a record of 20-1, and Adames was 0 with a record of 0-0. Williams was on a 4-fight winning streak. Williams lost via unanimous decision. Failed to win the vacant title. Went the distance with Adames.
1. Austin Williams loses to Hamzah Sheeraz via KO
On June 1, 2024 Austin Williams fought Hamzah Sheeraz for the WBC Silver middleweight title. Williams was 28 years old with a record of 16-0, and Sheeraz was 25 with a record of 19-0. Williams was on an undefeated 16-fight winning streak and Sheeraz was on an undefeated 19-fight winning streak. Sheeraz stopped Williams via TKO in the 11th round. Failed to capture the title. Lasted into the 11th round.