2021 Formula Regional European Championship by AlpineDrivers' champion: Grégoire SaucyRookie champion: Isack HadjarTeams' champion: R-ace GPPrevious2020 (FREC)2020 (Eurocup)Next2022 The 2021 Formula Regional European Championship by Alpine was a multi-event, Formula 3 open-wheel single seater motor racing championship held across Europe. The championship featured a mix of professional and amateur drivers, competing in Formula 3 cars that conform to the FIA Formula 3 regulations for the championship. This was the third season of the championship and the first after a merger with Formula Renault Eurocup which resulted to the change of the engine supplier to Alpine.