| Kim Ju-sung | |
| Birth Date: | 12 December 2000 |
| Birth Place: | South Korea |
| Height: | 1.86 m |
| Position: | Centre-back |
| Clubnumber: | 30 |
| Youthyears1: | 2013–2015 |
| Youthclubs1: | Osan Middle School (Youth) |
| Youthclubs2: | Osan High School (Youth) |
| Youthyears2: | 2016–2018 |
| Years1: | 2019– |
| Caps1: | 90 |
| Goals1: | 2 |
| Years2: | 2021–2022 |
| Clubs2: | → Gimcheon Sangmu (draft) |
| Caps2: | 15 |
| Goals2: | 0 |
| Nationalyears1: | 2015–2016 |
| Nationalteam1: | South Korea U17 |
| Nationalcaps1: | 9 |
| Nationalgoals1: | 0 |
| Nationalyears2: | 2019 |
| Nationalteam2: | South Korea U20 |
| Nationalcaps2: | 2 |
| Nationalgoals2: | 0 |
| Nationalyears3: | 2021– |
| Nationalteam3: | South Korea U23 |
| Nationalcaps3: | 5 |
| Nationalgoals3: | 0 |
| Nationalyears4: | 2022– |
| Nationalteam4: | South Korea |
| Nationalcaps4: | 2 |
| Nationalgoals4: | 0 |
| Club-Update: | 10 November 2024 |
| Nationalteam-Update: | 17 October 2023 |
| Hangul: | 김주성 |
| Mr: | Kim Chusŏng |
| Rr: | Kim Juseong |
Kim Ju-sung (; born 12 December 2000) is a South Korean footballer who plays as a centre back for FC Seoul and the South Korea national team.
Kim Ju-sung joined FC Seoul in 2019. He made his K League 1 debut on 13 July 2019.[1]
Kim Ju-sung was selected to play for the South Korea under-20 team at the 2019 FIFA U-20 World Cup.
Kim Ju-sung was part of the South Korea squad at the 2022 EAFF E-1 Football Championship.
As of 10 November 2024
| Club | Season | League | National cup | Continental | Other | Total | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Division | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | |||
| FC Seoul | 2019 | K League 1 | 10 | 0 | 0 | 0 | — | 0 | 0 | 10 | 0 | ||
| 2020 | 13 | 0 | 1 | 0 | 2 | 0 | 0 | 0 | 16 | 0 | |||
| Gimcheon Sangmu (draft) | 2021 | K League 2 | 8 | 0 | 4 | 0 | — | 0 | 0 | 12 | 0 | ||
| 2022 | K League 1 | 7 | 0 | 2 | 0 | — | 0 | 0 | 9 | 0 | |||
| FC Seoul | 5 | 0 | 3 | 0 | — | 0 | 0 | 8 | 0 | ||||
| 2023 | 38 | 2 | 0 | 0 | — | 0 | 0 | 38 | 2 | ||||
| 2024 | 24 | 0 | 1 | 0 | — | 0 | 0 | 25 | 0 | ||||
| Career total | 105 | 2 | 11 | 0 | 2 | 0 | 0 | 0 | 118 | 2 | |||
South Korea U20