Seohyun was born on Monday June 28, 1991.
 Her mother was a chairwoman at a piano school and Seohyun was taught how to play piano, as well as violin and traditional Korean drums in her early childhood
=== 20172018: Solo debut and departure from SM Entertainment ===In January 2017, Seohyun became the third Girls' Generation member to release a solo album, with the release of her debut extended play titled Don't Say No

