| 1. Round | 24/08/2019 | Marino de Luanco | - | Atlético Madrid B | 1:2 | ||||
| 2. Round | 01/09/2019 | Atlético Madrid B | - | Peña Deportiva | 1:3 | ||||
| 3. Round | 07/09/2019 | UP Langreo | - | Atlético Madrid B | 1:2 | ||||
| 4. Round | 15/09/2019 | Atlético Madrid B | - | UD Las Palmas B | 4:0 |  |
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| 5. Round | 22/09/2019 | Rayo Majadahonda | - | Atlético Madrid B | 1:0 | ||||
| 6. Round | 28/09/2019 | Atlético Madrid B | - | UD SS Reyes | 4:0 |  |
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| 9. Round | 20/10/2019 | Racing Ferrol | - | Atlético Madrid B | 1:1 | ||||
| 10. Round | 26/10/2019 | Atlético Madrid B | - | Sporting Gijón B | 3:2 | ||||
| 11. Round | 03/11/2019 | UD Ibiza | - | Atlético Madrid B | 1:2 | |
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| 12. Round | 10/11/2019 | Atlético Madrid B | - | Atlético Baleares | 0:0 | |
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| 14. Round | 24/11/2019 | Atlético Madrid B | - | CF Internacional | 2:0 | ||||
| 15. Round | 30/11/2019 | Atlético Madrid B | - | Real Madrid Castilla | 2:0 | |
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| 13. Round | 04/12/2019 | Real Oviedo B | - | Atlético Madrid B | 3:2 | ||||
| 16. Round | 08/12/2019 | Getafe CF B | - | Atlético Madrid B | 0:2 | ||||
| 23. Round | 02/02/2020 | UD Las Palmas B | - | Atlético Madrid B | 1:0 | ||||
| 24. Round | 09/02/2020 | Atlético Madrid B | - | Rayo Majadahonda | 0:1 | |
Cameroon