1990 in South Korean music

The following is a list of notable events and releases that happened in 1990 in music in South Korea.

Groups

 * 015B

Soloists

 * Kang Susie
 * Hyun Jin-young and Wawa
 * Shin Hae-chul
 * Shin Seung-hun
 * Yoon Sang

Disbanded groups

 * Sobangcha

Deaths

 * Kim Hyun-sik, aged 32. Singer, member of Spring Summer Fall Winter.