| 1. Round | 10/08/2019 | AS Saint-Étienne B | - | Vendée Les Herbiers | 0:1 | ||||
| 3. Round | 24/08/2019 | AS Saint-Étienne B | - | Blois Foot 41 | 1:1 | ||||
| 5. Round | 07/09/2019 | AS Saint-Étienne B | - | Stade Bordelais | 1:0 | ||||
| 6. Round | 14/09/2019 | AS Saint-Étienne B | - | Bergerac Périgord FC | 0:1 | ||||
| 7. Round | 21/09/2019 | St-Pryvé St-Hilaire | - | AS Saint-Étienne B | 0:0 | ||||
| 11. Round | 09/11/2019 | FC Chamalières | - | AS Saint-Étienne B | 1:1 | ||||
| 12. Round | 23/11/2019 | AS Saint-Étienne B | - | Andrézieux-Bouthéon FC | 1:0 | ||||
| 13. Round | 30/11/2019 | FC Sète | - | AS Saint-Étienne B | 2:1 |  |
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| 14. Round | 14/12/2019 | AS Saint-Étienne B | - | Trélissac FC | 1:0 | ||||
| 15. Round | 21/12/2019 | Montpellier HSC B | - | AS Saint-Étienne B | 2:2 |  |
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| 16. Round | 11/01/2020 | AS Saint-Étienne B | - | Angoulême CFC | 0:3 | ||||
| 17. Round | 25/01/2020 | Blois Foot 41 | - | AS Saint-Étienne B | 4:2 | ||||
| 19. Round | 15/02/2020 | Stade Bordelais | - | AS Saint-Étienne B | 0:4 | ||||
| 20. Round | 22/02/2020 | Bergerac Périgord FC | - | AS Saint-Étienne B | 2:1 |
France