Yun Seong Jang
UFC Debut
Record
Streak
W7
Age
Date of birth
- Fighting out of
- Seoul
- Born
- South Korea
- Weight class
- Middleweight
- Height
- 6'0" · 183 cm
Before the UFC
Yun Seong Jang makes their UFC debut
Our striking, grappling, and schedule metrics are measured from UFC fights, so they come online after this bout. Here is the career they bring in — and how live the opposition has been.
Pre-UFC opposition
ModerateOpponents' combined record
63-49-1
.563 win rate
Winning-record opponents
3 of 5
carried winning pro records
Pro bouts faced
9
5 opponents with records on file
A descriptive read of the non-UFC slate from opponents’ full career pro records — not a UFC-grade Schedule Score.
UFC fight history
No UFC bouts on record yet.
Outside the UFC
across 9 bouts · 6 promotions · wins by 3 KO · 1 sub · 4 decZFN · AFC 27 / Heat 52 · AFC 24 / Heat 51 · AFC 21 · Brave CF 58 +1
| Res | Opponent | Outcome | Finish | Rd | Time | Promotion | Date |
|---|---|---|---|---|---|---|---|
| W | Decision | Unanimous | R3 | 5:00 | ZFN | May 9, 2026 | |
| W | Daichi Abe14-11 | KO/TKO | Punches | R3 | 0:29 | ZFN | Apr 5, 2025 |
| W | Takashi Sato16-9 | Decision | Unanimous | R3 | 5:00 | ZFN | Dec 14, 2024 |
| W | Hisamitsu Kuraoka | KO/TKO | Elbows and Punches | R1 | 1:25 | ZFN | Jun 29, 2024 |
| W | Shoki Omichi17-21 | Decision | Unanimous | R3 | 5:00 | AFC 27 / Heat 52 | Aug 19, 2023 |
| W | Takashi Misumi | KO/TKO | Punches | R1 | 1:26 | AFC 24 / Heat 51 | Apr 6, 2023 |
| W | Hong Giang Ngo | Submission | Kimura | R1 | 1:06 | AFC 21 | Oct 29, 2022 |
| L | Axel Sola11-1-1 | Decision | Unanimous | R3 | 5:00 | Brave CF 58 | Apr 30, 2022 |
| W | Geun Young Jang | Decision | Unanimous | R2 | 5:00 | GFC 07 | Jan 29, 2022 |
Non-UFC bouts (regional/other promotions) and Dana White’s Contender Series — shown for context only, excluded from Schedule Score, striking/grappling rates, and every UFC-scoped metric.