- Given Name: 장병성, Jang Byung Sung
- Amateur MMA Record: 1-2-0 (Win-Loss-Draw)
- Nickname: N/A
- Current Streak: 1 Loss
- Age & Date of Birth: N/A
- Last Fight: October 26, 2014 in RFC
- Weight Class: Welterweight | Last Weigh-In: N/A
- Affiliation: Ssen Gym Sungseo
- Height: N/A | Reach: N/A
- Career Disclosed Earnings: $0 USD
- Born: South Korea
- Fighting out of: South Korea
Regional Rankings Rankings FAQ
Byung Sung Jang is ineligible for regional rankings due to inactivity.
Fighters must have at least one completed MMA bout in the past two years to be ranked.