Park Hyun-sung losses

Over 7 years as a professional, Park Hyun-sung has compiled a 10-2 (9) record, including two title fights. He has two losses.

1. 2. Park Hyun-sung loses to Bruno Gustavo da Silva via KO

   On October 18, 2025 Park Hyun-sung faced Bruno Gustavo da Silva in a flyweight bout. Hyun-sung was 29 years old with a record of 10-1, and Silva was 35 with a record of 14-7-2. Hyun-sung was coming off a loss and Silva was on a 2-fight losing streak. Silva submitted Hyun-sung via rear-naked choke in the 3rd round.

2. 1. Park Hyun-sung loses to Tatsuro Taira via KO

   On August 2, 2025 Park Hyun-sung faced Tatsuro Taira in a flyweight bout. Hyun-sung was 29 years old with a record of 10-0, and Taira was 25 with a record of 16-1. Hyun-sung was on an undefeated 10-fight winning streak, while Taira was coming off a loss. Taira submitted Hyun-sung via face crank in the 2nd round.