Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/2021 |  | Amadou Sylla | MF | |||
| 07/2020 | | Alexander West | GK |  | EA Guingamp U17 | U17 |
| 07/2020 | | Lamine Buhanga | DF |  | EA Guingamp U19 | U19 |
| 07/2020 | | Hady Camara | DF |  | EA Guingamp | Guingamp |
| 07/2020 | | Dylan Durivaux | DF |  | AS Saint-Étienne B | Saint-Ét. (CFA) |
| 07/2020 |  | Enzo Hamon | DF | | EA Guingamp U17 | U17 |
| 07/2020 |  | Logan Ndenbe | DF |  | KV Oostende | KV Oostende |
| 07/2020 | | Matthis Riou | DF | | EA Guingamp U19 | U19 |
| 07/2020 | | Najib Bennour | MF |  | JA Drancy U19 | U19 |
| 07/2020 | | Yoann Catheline | MF | |||
| 07/2020 | | Mathéo Didot | MF | | EA Guingamp | Guingamp |
| 07/2020 | | Tristan Muyumba | MF |  | SC Toulon | SC Toulon |
| 07/2020 | | Chafik Abbas | FW |  | US Saint-Malo | US Saint-Malo |
| 07/2020 | | Sabri Guendouz | FW |  | Valenciennes FC B | VAFC (CFA) |
| 07/2020 | | Jonathan Dru | AS-CO |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/2021 | | Louis Carnot | MF |  | US Concarneau | Concarneau |
| 11/2020 | | Ervin Taha | FW |  | Stade Lavallois | Laval |
| 09/2020 |  | Souleymane Anne | FW |  | CD Tondela | CD Tondela |
| 07/2020 | | Théo Guivarch | GK |  | Rodez AF | Rodez AF |
| 07/2020 | | Patrick Trindade | GK |  | Pau FC U19 | U19 |
| 07/2020 | | Steven Ako | DF |  | Bergerac Périgord FC | Bergerac Périgo |
| 07/2020 | | Yohan Baret | DF |  | US Avranches | US Avranches |
| 07/2020 | | Bryan Ngwabije | DF |  | Lyon-La Duchère | Lyon-La Duchère |
| 07/2020 |  | Bryan Labissiere | MF |  | Le Puy-en-Velay FC | Le Puy |
| 07/2020 | | Jordan Leborgne | MF | | Rodez AF | Rodez AF |