Kim Jonghyun was born April 8, 1990 and was raised in Seoul and is the youngest, having an older sister. Apart from being a member of boyband SHINee, he was also a member of a project group, SM The Ballad, under SM Entertainment as well as a solo artist.
Jonghyun was discovered by his label company, SM Entertainment, at the "2005 S.M. Casting System" Before debuting, Jonghyun sang a duet, "Wrongly Given Love" (交错的爱), with Zhang Liyin for her debut Chinese album, I Will.
After training for three years at his label company SM Entertainment, Jonghyun became a member of the five member contemporary R&B and pop boy band, Shinee.
Jonghyun had been working on a new album and music video. The album is called 「Poet | Artist」and the music video for the title track （「Shinin'」）was also released. A video was also released on the 24th for the final song on the album titled "Before Our Spring".