Ko Seok-hyeon, detto «The Korean Tyson», è un lottatore di MMA della categoria pesi welter. Il suo record nelle arti marziali miste è 13–3 (vittorie–sconfitte–pareggi). Scheda: 33 anni.
| Esito | Avversario | Metodo | Evento | Data |
|---|---|---|---|---|
| Loss | Jean-Paul Lebosnoyani | Decision (unanimous) | UFC Fight Night: Du Plessis vs. Usman | July 18, 2026 |
| Win | Phil Rowe | Decision (unanimous) | UFC Fight Night: Garcia vs. Onama | November 1, 2025 |
| Win | Oban Elliott | Decision (unanimous) | UFC Fight Night: Hill vs. Rountree Jr. | June 21, 2025 |
| Win | Igor Cavalcanti | Decision (unanimous) | Dana White's Contender Series: Season 8, Week 4 | September 4, 2024 |
| Win | Alwin Kincai | TKO | AFC 29: Angel's Fighting Championship | December 8, 2023 |
| Win | Ryuta Sakurai | TKO | AFC 24 x HEAT 51 | April 6, 2023 |
| Win | JaeWoong Kim | TKO (retirement) | AFC 22: Angel's Fighting Championship | December 30, 2022 |
| Loss | HanSeul Kim | TKO | Double G FC 11 | December 30, 2021 |
| Win | Yun Jae Jung | Decision (unanimous) | AFC 17: Angel's Fighting Championship | October 15, 2021 |
| Win | Jae Young Ahn | Decision (unanimous) | AFC 16: Angel's Fighting Championship | May 31, 2021 |
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