The 2021 Ligier European Series was the second season of the Ligier European Series.
The six-event season began at Circuit de Barcelona-Catalunya on 16 April, and finished at Algarve International Circuit on 23 October.
[citation needed] The calendar was revealed on October 29, 2020 and it saw the first Paul Ricard Heat be replaced by the Barcelona and Red Bull Ring Heats, expanding the calendar to six rounds:[1][independent source needed] Bold indicates overall winner.