| Club: | Grenoble Foot 38 |
| Season: | 2020–21 |
| Chrtitle: | Chairman |
| Chairman: | Stéphane Rosnoblet |
| Mgrtitle: | Manager |
| Manager: | Philippe Hinschberger |
| Stadium: | Stade des Alpes |
| League: | Ligue 2 |
| League Result: | 4th |
| Cup1: | Coupe de France |
| Cup1 Result: | Round of 64 |
| League Topscorer: | Achille Anani Moussa Djitté (8 each) |
| Season Topscorer: | Achille Anani Moussa Djitté (8 each) |
| Pattern B1: | _grenoble2021h |
| Pattern So1: | _sbv2021a |
| Leftarm1: | FFFFFF |
| Body1: | 0000FF |
| Rightarm1: | FFFFFF |
| Shorts1: | 0000FF |
| Socks1: | 0000FF |
| Pattern B2: | _niketrophy4rr |
| Pattern So2: | _portsmouth2021h |
| Leftarm2: | 990000 |
| Body2: | FF0000 |
| Rightarm2: | 990000 |
| Shorts2: | FF0000 |
| Socks2: | FF0000 |
| Prevseason: | 2019–20 |
| Nextseason: | 2021–22 |
The 2020–21 Grenoble Foot 38 season was the club's 129th season in existence and its third consecutive season in the second flight of French football. In addition to the domestic league, Grenoble participated in this season's edition of the Coupe de France. The season covered the period from 1 July 2020 to 30 June 2021.
See main article: 2020–21 Ligue 2.
The league fixtures were announced on 9 July 2020.[1]
See main article: 2020–21 Coupe de France.