Mason Jones losses
Over 9 years as a professional, Mason Jones has compiled a 18-3 (11) record, including two title fights across two weight classes. He has three losses.
3. Mason Jones loses to MarQuel Mederos via KO
On August 22, 2026 Mason Jones faced MarQuel Mederos in a lightweight bout. Jones was 31 years old with a record of 18-2, and Mederos was 29 with a record of 11-1-1. Jones was on a 7-fight winning streak. Mederos stopped Jones via TKO in the 2nd round.
2. Mason Jones loses to Ľudovít Klein via unanimous decision
On July 23, 2022 Mason Jones faced Ľudovít Klein in a lightweight bout. Jones was 27 years old with a record of 11-1, and Klein was 27 with a record of 18-4. Both Jones and Klein were coming off a win. Jones lost via unanimous decision. Went the distance with Klein.
1. Mason Jones loses to Mike Davis via unanimous decision
On January 20, 2021 Mason Jones faced Mike Davis in a lightweight bout. Jones was 25 years old with a record of 10-0, and Davis was 28 with a record of 8-2. Jones was on an undefeated 10-fight winning streak and Davis was coming off a win. Jones lost via unanimous decision. Went the distance with Davis.