The 2021 FIA European Rallycross Championship was the 46th season of the FIA European Rallycross Championship.
The championship consisted of two classes: RX1 and RX3.
The championship began on 22 May at the Circuit de Spa-Francorchamps in Belgium, and ended on 4 September at Circuit de Lohéac in France.
The initial calendar was released on 16 December.
[1] A revised calendar was released on 26 March.