Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2019 |  | Jae-min Ahn | DF |  | FC Seoul U15 | U15 |
| 01/2019 | | Woo-jin Bang | DF | |||
| 01/2019 | | Tae-seok Lee | DF | |||
| 01/2019 | | Seong-hun Park | DF | |||
| 01/2019 | | Sang-hoon Paik | MF | |||
| 01/2019 | | Jae-min Seo | MF | |||
| 01/2019 | | Seong-jin Kang | FW |
FC Seoul U18
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2019 | | Jae-min Ahn | DF | | FC Seoul U15 | U15 |
| 01/2019 | | Woo-jin Bang | DF | |||
| 01/2019 | | Tae-seok Lee | DF | |||
| 01/2019 | | Seong-hun Park | DF | |||
| 01/2019 | | Sang-hoon Paik | MF | |||
| 01/2019 | | Jae-min Seo | MF | |||
| 01/2019 | | Seong-jin Kang | FW |