A South Korean singer and actor, and a member of the boy group WEi under OUI Entertainment. He was a competitive taekwondo athlete for 13 years, winning the National Youth Sports Festival twice and the National Taekwondo Championship once. In 2009, he made a brief appearance as an extra in the drama Queen Seondeok. In 2019, he joined OUI Entertainment through an acting audition and participated in the Mnet survival show PRODUCE X 101, where he finished in first place and debuted as a member of X1. He officially debuted as an actor in 2020 with the web series A Love So Beautiful (the Korean remake of the Chinese drama), marking his first leading role. In 2021, he starred in the KBS2 drama School 2021 and won the Best New Actor award at the KBS Drama Awards. In 2025, he starred in the SBS drama TRY: We Become a Miracle, earning the Excellence Award for an Actor at the SBS Drama Awards.

Filmography

• LOVE.exe — Kang Min-hak, Theme Song Performance
• The Winning Try — Yoon Seong-joon
• School 2021 — Gong Ki-joon
• 병아리 하이킥
• A Love So Beautiful — Cha Heon
• The House Detox
• The Silence Of IDOL
• 위인전 — Kim Yohan
• X1 Flash — Kim Yo Han
• X1 PREMIER SHOW-CON
• Idol Radio — Special DJ
• Love Catcher
• Battle Trip
• The Show — MC
• Made in Itaewon — Park Ji-su
• The Sense
• 해오름달 열이레 — Lee Hyeon

Appearances as themselves (15)

• ALL or NOTHING — Self
• Match to Marry: With Parents — Self
• 김요한의 육아일기 — Self
• League of Universities: The Athlete Boys — Self - Host
• Whenever Possible — Self
• 100 Days Miracle — Self - Host
• Hong Seok-cheon's Jewelry Box — Self
• MONSTOP Travel Agency — self (KIM YOHAN)
• Blue Dragon Series Awards — Self
• Ssap-Dance: WEi — Self
• The Battle of Musicians — Self
• Produce X 101 — Self - Contestant
• Idol Room — Self
• Mafia Dance — Self
• Let's Eat Dinner Together — Self