| Club: | AC Ajaccio |
| Season: | 2020–21 |
| Chrtitle: | Chairman |
| Chairman: | Christian Leca |
| Mgrtitle: | Manager |
| Manager: | Olivier Pantaloni |
| Stadium: | Stade François Coty |
| League: | Ligue 2 |
| League Result: | 13th |
| Cup1: | Coupe de France |
| Cup1 Result: | Round of 64 |
| League Topscorer: | Gaëtan Courtet Bevic Moussiti-Oko (8 each) |
| Season Topscorer: | Gaëtan Courtet (9 goals) |
| Pattern La1: | _ajaccio2021h |
| Pattern B1: | _ajaccio2021h |
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| Pattern Sh1: | _ajaccio1920h |
| Pattern So1: | _3_stripes_red |
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| Pattern La2: | _ajaccio2021a |
| Pattern B2: | _ajaccio2021a |
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| Pattern Sh2: | _ajaccio2021a |
| Pattern So2: | _3_stripes_write |
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| Prevseason: | 2019–20 |
| Nextseason: | 2021–22 |
The 2020–21 AC Ajaccio season was the club's 111th season in existence and the eighth consecutive season in the second division of French football. In addition to the domestic league, Ajaccio participated in this season's edition of the Coupe de France. The season covered the period from 1 July 2020 to 30 June 2021.
As of 15 January 2021.[1]
See main article: 2020–21 Ligue 2.
The league fixtures were announced on 9 July 2020.[2]
See main article: 2020–21 Coupe de France.