The 2023 Euro 4 Championship was the inaugural season of the Euro 4 Championship. It was a multi-event motor racing championship for open wheel, formula racing cars regulated according to FIA Formula 4 regulations, run by ACI Sport and WSK Promotion. The championship uses Tatuus F4-T421 chassis. The inaugural championship was won by Ugo Ugochukwu.
The calendar was officially revealed on 26 April 2023.
Points are awarded to the top 10 classified finishers in each race. No points are awarded for pole position or fastest lap. For round 3, double points were awarded.