SooHyuk Kim (Seoul, KOR) run at the 2021 Korean Curling Championships came to an end in the semifinals with a 8-7 loss to Yeong Seok Jeong (Gyeonggido, KOR). of the 2021 Korean Curling Championships in Gangneung, Korea;
 
Kim finished 4-2 in the 0-team qualifying round. . In their opening game, Kim lost 10-3 to Jeong, then responded with a 10-3 win over Gyu Nam Oh (Seoul, KOR). Kim won 10-3 against Woo Jin Yang (Uijeongbu, KOR), then won 9-4 against Jongduk Park (Gangwondo, KOR). Kim went on to lose 11-3 against Chang-Min Kim (Uiseong, KOR). Kim responded with a 13-1 win over Yang in their final qualifying round match.
 
Kim ranks 214th overall on the Year-to-Date rankings with 0.000 points earned so far this season.