Lee Ju Yeon is a the main dancer and sub vocalist of IST Entertainment’s boy group The Boyz. Lee debuted on December 6, 2017 with the lead single "Boy" from their debut EP "The First". Lee appeared in Melody Day’s music video You Seem Busy. Lee was chosen as MC of music show "The Show" from 2020 to 2021.
On March 20, 2020, it was announced that The Boyz will join Mnet’s reality television competition "Road to Kingdom" and reached 1st place during the final episode. The Boyz also participated in "Kingdom: Legendary War" in 2021, where the group finished in 2nd place.
Apart from his idol career, Lee is well-known in the fashion and beauty industry. He has been selected as Brand Ambassador, Muse and Model for various brands such as SUPERCOMMA B F/W and for Seoul Fashion Week 2017, Salvatore Ferragamo perfume, SIERO Cosmetics, Lapothicell, Skoolooks School Uniform, Hang Ten, What It IsNt, Olatte and Nongshim Kalgugsu. He’s also selected as Goodwill Ambassador for "Save the Children" campaign and participated in "#END Violence" campaign.
(Source: Wikipedia, NamuWiki)