Seon
SÉON (세온), formerly known as ON (온), is a South Korean singer-songwriter and
producer under XX Entertainment. Born Choi Seung-hyuk (최승혁) on December 14,
1999, in Gangnam-gu, Seoul, he legally changed his name to Choi Se-on (최세온). He
is also a member of the music production team CIELOGROOVE, contributing both as
a vocalist and producer. SÉON first gained public attention through reality
survival shows. In 2017, he represented Yue Hua Entertainment in Produce 101
Season 2, where he was eliminated in episode 5, placing 79th. In 2020, he
returned to the spotlight as a contestant on I...
