| 1. Jornada | 10.08.2019 | West Ham United [Sub 18] | - | Swansea City [Sub 18] | 2:1 |  |
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| 2. Jornada | 17.08.2019 | Swansea City [Sub 18] | - | Southampton FC [Sub 18] | 4:2 | ||||
| 3. Jornada | 24.08.2019 | Aston Villa [Sub 18] | - | Swansea City [Sub 18] | 0:0 | ||||
| 4. Jornada | 31.08.2019 | Swansea City [Sub 18] | - | Tottenham Hotspur [Sub 18] | 0:4 | ||||
| 5. Jornada | 14.09.2019 | Reading FC [Sub 18] | - | Swansea City [Sub 18] | 3:1 | ||||
| 6. Jornada | 21.09.2019 | Swansea City [Sub 18] | - | Leicester City [Sub 18] | 1:5 | ||||
| 7. Jornada | 05.10.2019 | Brighton & Hove Albion [Sub 18] | - | Swansea City [Sub 18] | 3:2 | ||||
| 8. Jornada | 19.10.2019 | Swansea City [Sub 18] | - | Fulham FC [Sub 18] | 1:5 | ||||
| 12. Jornada | 02.11.2019 | Swansea City [Sub 18] | - | West Ham United [Sub 18] | 2:8 | ||||
| 11. Jornada | 07.12.2019 | Swansea City [Sub 18] | - | Chelsea FC [Sub 18] | 0:8 | |
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| 14. Jornada | 18.01.2020 | Tottenham Hotspur [Sub 18] | - | Swansea City [Sub 18] | 3:0 | ||||
| 13. Jornada | 23.01.2020 | Southampton FC [Sub 18] | - | Swansea City [Sub 18] | 5:0 | ||||
| 15. Jornada | 01.02.2020 | Swansea City [Sub 18] | - | Aston Villa [Sub 18] | 1:4 |
Gales