R3 2017-2018
| J | Lieu | Date | Heure | Résultat | Arbitre | ||||||
| 1 | - | 03.09.2017 | 15:30 |
Bruz FC  | - | La Gacilly Us 2 | 1 | - | 1 | , | |
| 2 | - | 17.09.2017 | 13:30 |
La Gacilly Us 2 | - | Guipry Messac 2 | 0 | - | 3 | , | |
| 3 | - | 01.10.2017 | 13:30 |
La Gacilly Us 2 | - | Laillé US | 1 | - | 1 | , | |
| 4 | - | 15.10.2017 | 15:30 |
Ploermel FC 2 | - | La Gacilly Us 2 | 2 | - | 3 | , | |
| 5 | - | 29.10.2017 | 13:30 |
La Gacilly Us 2 | - | Malansac 1 | 2 | - | 1 | , | |
| 6 | - | 05.11.2017 | 15:00 |
Ruffiac Malestroit 1 | - | La Gacilly Us 2 | 2 | - | 0 | , | |
| 7 | - | 19.11.2017 | 13:00 |
La Gacilly Us 2 | - | Bain De Bretagne | 3 | - | 0 | , | |
| 8 | - | 26.11.2017 | 15:00 |
Bains/Oust | - | La Gacilly Us 2 | 4 | - | 4 | , | |
| 9 | - | 03.12.2017 | 13:00 |
La Gacilly Us 2 | - |  Ussac 1 | 3 | - | 0 | , | |
| 10 | - | 10.12.2017 | 15:00 |
Mauron 1 | - | La Gacilly Us 2 | 2 | - | 7 | , | |
| 11 | - | 17.12.2017 | 13:00 |
La Gacilly Us 2 | - | Guer 1 | 1 | - | 0 | , | |
| 12 | - | 25.02.2018 | 13:00 |
La Gacilly Us 2 | - | Bruz FC | 2 | - | 0 | , | |
| 13 | - | 04.02.2018 | 15:00 |
Guipry Messac 2 | - | La Gacilly Us 2 | 0 | - | 0 | , | |
| 14 | - | 18.02.2018 | 15:00 |
Laillé US | - | La Gacilly Us 2 | 2 | - | 1 | , | |
| 15 | - | 11.03.2018 | 13:30 |
La Gacilly Us 2 | - | Ploermel FC 2 | 0 | - | 1 | , | |
| 16 | - | 18.03.2018 | 15:30 |
Malansac 1 | - | La Gacilly Us 2 | 1 | - | 1 | , | |
| 17 | - | 25.03.2018 | 13:30 |
La Gacilly Us 2 | - | Ruffiac Malestroit 1 | 0 | - | 1 | , | |
| 18 | - | 08.04.2018 | 15:30 |
Bain De Bretagne | - | La Gacilly Us 2 | 2 | - | 3 | , | |
| 19 | - | 15.04.2018 | 13:30 |
La Gacilly Us 2 | - | Bains/Oust | 0 | - | 4 | , | |
| 20 | - | 22.04.2018 | 15:30 |
Ussac 1 | - | La Gacilly Us 2 | 2 | - | 2 | , | |
| 21 | - | 13.05.2018 | 13:30 |
La Gacilly Us 2 | - | Mauron 1 | 6 | - | 0 | , | |
| 22 | - | 20.05.2018 | 15:30 |
Guer 1 | - | La Gacilly Us 2 | 1 | - | 1 | , | |