The 2019 Formula Regional European Championship was a multi-event, Formula 3 open-wheel single seater motor racing championship held across Europe. The championship features a mix of professional and amateur drivers, competing in Formula 3 cars that conform to the FIA Formula 3 regulations for the championship. In the inaugural season of the championship, Frederik Vesti was the drivers' champion.
The season commenced on 14 April at Circuit Paul Ricard and concluded on 20 October at Autodromo Nazionale Monza, after eight meetings.