Kang Seung-yoon, South Korean singer-songwriter and actor
Kang Seung-yoon (Korean: 강승윤; born (1994-01-21)January 21, 1994), also known mononymously as Seungyoon or Yoon, is a South Korean singer-songwriter, actor, and leader of boy band Winner. His appearance on the reality television singing contest Superstar K2 (2010) rose him to prominence after finishing in fourth place. The digital single "Instinctively", became his first number-one single as a soloist and neared 2 million digital copies in sales. On January 12, 2011 he signed with South Korean label YG Entertainment and officially debuted as a solo artist on July 16, 2013 with the digital single "It Rains" (비가 온다) and as the leader of Winner on August 17, 2014.

Kang ventured into acting through the sitcom, High Kick: Revenge of the Short Legged (2011). His first lead role with the web series, We Broke Up (2015) earned his first award in the field with "Best Male Actor" awarded by the K-web Fest Awards. His roles in Prison Playbook (2017) and Kairos (2020) further solidified his career as an actor. Kang also served as the "122nd Masked King" on MBC's King of Mask Singer under the alias "Chow Yun-fat". He achieved a record-breaking six consecutive wins, earning him the titles: "The First 6-Time Idol Champion" and "The Youngest Champion" at the time.