Kim Min-seok (김민석), better known by his stage name Xiumin, is a South Korean singer and actor. He is best known as a member of the South Korean-Chinese boy group EXO, its sub-group EXO-M, and its sub-unit EXO-CBX.
Born on March 26, 1990, Xiumin is EXO's eldest member although he looks like one of the youngest. He became a trainee in 2008 and made his official debut with the group in 2012.
In January 2015, Xiumin made his musical theatre debut, playing the character of Aquila in the SM Entertainment musical School OZ alongside labelmates Changmin, Key, Luna, Suho, and Seulgi. In October 2015, Xiumin played the leading role opposite actress Kim Soeun in the web drama Falling for Challenge.
On October 31, 2016, Xiumin debuted as a member of the group's sub-unit EXO-CBX with the mini-album "Hey Mama!"
On September 26, 2022, Xiumin made his official solo debut through the mini album "Brand New."
On June 1, 2023, Xiumin—together with Baekhyun and Chen—revealed the termination of their exclusive contracts with SM Entertainment.