William Zepeda losses
Over 10 years as a professional, William Zepeda has compiled a 33-1 (27) record, including 13 title fights. His only loss came in a title fight against Shakur Stevenson.
1. William Zepeda loses to Shakur Stevenson via unanimous decision
On July 12, 2025 William Zepeda fought Shakur Stevenson for the WBC lightweight title. Zepeda was 29 years old with a record of 33-0, and Stevenson was 28 with a record of 23-0. Zepeda was on an undefeated 33-fight winning streak and Stevenson was on an undefeated 23-fight winning streak. Zepeda lost via unanimous decision. Failed to capture the title. Went the distance with Stevenson.