Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2020 |  | Dong-min Her | MF | |||
| 01/2020 | | Ji-won Kim | MF |  | FC Seoul U15 | U15 |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2020 | | Min-gi Kang | FW |  | SV Wehen Wiesbaden U19 | SV Wehen U19 |
FC Seoul U18
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2020 | | Dong-min Her | MF | |||
| 01/2020 | | Ji-won Kim | MF | | FC Seoul U15 | U15 |
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2020 | | Min-gi Kang | FW | | SV Wehen Wiesbaden U19 | SV Wehen U19 |