2020–21 FC Chambly Oise season

The 2020–21 FC Chambly Oise season was the club's 31st season in existence and its second consecutive season in the second division of French football. In addition to the domestic league, Chambly participated in this season's edition of the Coupe de France. The season covered the period from 1 July 2020 to 30 June 2021.

First-team squad
As of 13 November 2019.

(on loan from Nîmes)

Matches
The league fixtures were announced on 9 July 2020.