Park Hyun-sung (10-1, 9) was born in Gyeonggi Province, South Korea on November 4, 1995. At the age of 23 years on November 18, 2018, he made his professional MMA debut against Kwon Min-soo, winning the fight via 3-round unanimous decision.
On June 10, 2022, 26-year old Park Hyun-sung made his UFC debut on his 6th professional MMA fight at Road to UFC Season 1: Episode 4 against Jeremia Siregar, winning the fight in the 1st round via TKO.
Hyun-sung's last fight was a 2nd-round submission loss to Tatsuro Taira at UFC on ESPN: Taira vs. Park at age 29 on August 2, 2025. He is on a 1-fight losing streak.
He has fought six times in the UFC, and has a record of 5 wins and 1 loss in the promotion.
Some of Park Hyun-sung's best fights have been against Choi Seung-guk, Shannon Ross and Carlos Hernandez.
| # | Date | Opponent | Promotion | Weight | Round | Method | Result |
|---|---|---|---|---|---|---|---|
11  | Aug 2, 2025 29 years, 8 months 10-1 (9) | 25 years, 6 months 16-1 (11) | UFC | FL | 2 | SUB | LOSS Face crank |
10 | May 17, 2025 29 years, 6 months 10-0 (9) | Carlos Hernandez | UFC | FL | 1 | SUB | WIN Rear-naked choke |
9 | Dec 9, 2023 28 years, 1 months 9-0 (8) | Shannon Ross | UFC | FL | 2 | TKO | WIN Knee and punches |
8 | Feb 4, 2023 27 years, 3 months 8-0 (7) | Choi Seung-guk | UFC | FL | 3 | SUB | WIN Rear-naked choke |
7 | Oct 23, 2022 26 years, 11 months 7-0 (6) | Topnoi Kiwram | UFC | FL | 1 | SUB | WIN Rear-naked choke |
6 | Jun 10, 2022 26 years, 7 months 6-0 (5) | Jeremia Siregar | UFC | FL | 1 | TKO | WIN Punches |
5 | Dec 30, 2021 26 years, 1 months 5-0 (4) | Kim Joo-hwan | FL | 2 | KO | WIN Knee | |
4 | Mar 19, 2021 25 years, 4 months 4-0 (3) | Kim Se-hyun | FL | 1 | SUB | WIN Rear-naked choke | |
3 | Nov 28, 2020 25 years 3-0 (2) | Seo Dong-hyun | FL | 1 | KO | WIN Knee and punches | |
2 | Mar 30, 2019 23 years, 4 months 2-0 (1) | Tsubasa Akiyama | FL | 2 | SUB | WIN Rear-naked choke | |
1 | Nov 18, 2018 23 years 1-0 (0) | Kwon Min-soo | FL | 3 | UD | WIN |
