Kyoungyoon

Lee Kyoung-yoon (, born February 21, 2000), also known by the mononym Kyoungyoon, is a South Korean singer and actor. He is a former member of the boy group DKZ. He received his first main role as a television actor in a June 2021 EBS' international co-production drama, Beasts of Asia. He also starred in musical productions such as Equal and The Three Musketeers.

Early life and education
Lee Kyoung-yoon was born on February 21, 2000, in Yeongdeok County, North Gyeongsang Province, South Korea. Kyoungyoon first dreamed of becoming a singer when he was in middle school after he heard Park Hyo-shin's "Beautiful Tomorrow". Before debuting as an idol, he had been training as an athlete and even formed a band where he was active as a guitarist and vocalist.

After graduating from high school, Kyoungyoon entered the Department of Broadcasting and Entertainment at Global Cyber University.

DKZ
As a Dongyo trainee, Kyoungyoon was already part of group activities before his official debut. He officially debuted on April 24, 2019, as part of the 5-member boy group, Dongkiz. Although the group has no assigned positions, Kyoungyoon has been in charge of the vocals in the group.

During the release of their song Fever, Kyoungyoon was unable to join the group activities due to health problems. However, he later resumed group activities upon the release of their next single All I Need Is You the following year.

On December 30, 2021, "2021 (Memories)" was released where Kyoungyoon participated in writing the song. This was part of the group's end-of-the-year project single and would later become the last song of the group before the renaming.

On March 18, 2022, Kyoungyoon's label decided to rename their group DKZ and introduce line-up changes to form a 7-member boy group. In May 2022, Kyoungyoon (ranked 92nd) was included in the Top 100 K-Pop Boy Group Personal Brand Reputation Rankings for the said month which was released by the Korea Institute of Corporate Reputation. On May 26, 2022, he and Jaechan released an acoustic arrangement of their song "Cupid".

Dongyo Entertainment announced on April 19, 2023, that Kyoungyoon would take a leave from group activities for medical reasons. Subsequently, the agency announced on August 8 that Kyoungyoon would depart from the group and enlist in the military.

Solo activities
Kyoungyoon began his acting career in 2021. He was cast in the EBS internationally co-produced series Beasts of Asia, his first leading role on television.

The following year, Kyoungyoon started his career in musicals. In May 2022, Kyoungyoon was cast in the musical Equal alongside his fellow member Jonghyeong, which marked their debut as theater actors, and followed by the South Korean musical production of The Three Musketeers with his fellow member Mingyu as D'Artagnan.

Military service
On September 12, 2023, Dongyo Entertainment announced that Kyoungyoon began his mandatory military service on September 11 as an active duty soldier in the Army.

Music credits
All song credits are adapted from the Korea Music Copyright Association's database, unless otherwise noted.