| 1. Round | 01/11/2023 | Turégano CF | - | RC Celta | 0:4 | ||||
| 2. Round | 07/12/2023 | Sestao River | - | RC Celta | 1:2 | ||||
| 3. Round | 07/01/2024 | SD Amorebieta | - | RC Celta | 2:4 | ||||
| Round of 16 | 17/01/2024 | Valencia CF | - | RC Celta | 1:3 |  |
|||
| Quarter-finals | 23/01/2024 | RC Celta | - | Real Sociedad | 1:2 |
| Williot Theo Swedberg | |
| Born: | 01.02.2004 |
| Place of birth: |
Stockholm, 
Sweden |
| Nationality: |
Sweden
|
| Height: | 187 cm |
| Position(s): | Left Midfielder Offensive Midfielder |
| Foot: | right |
