2005 in South Korean music

The following is a list of notable events and releases that happened in 2005 in music in South Korea.

Debuting groups

 * B. August
 * Baechigi
 * CSJH The Grace
 * Gavy NJ
 * Lady
 * LPG
 * Monni
 * Nemesis
 * Norazo
 * Paran
 * SS501
 * Super Junior '05
 * Sweet Sorrow

Reformed groups

 * Sobangcha

Solo debuts

 * Eru
 * Ivy
 * Jang Woo-hyuk
 * J'Kyun
 * Jessi
 * Kim Woo-joo
 * Lee Jaewon
 * Lim Jeong-hee
 * Lee Ji-hye
 * Nam Hyun-joon
 * Naul
 * Paloalto
 * The Quiett
 * Seo Ji-young
 * Shim Eun-jin
 * Shin Hye-sung
 * Tablo
 * Yeon Jung-hoon

Disbanded groups

 * Cleo
 * Clon
 * Diva
 * UN