The 2013 European F3 Open Championship was the fifth European F3 Open Championship season.
Despite missing the opening round of the season, Ed Jones of Team West-Tec was crowned champion by nine points on dropped scores over RP Motorsport driver Sandy Stuvik. The final championship standings were determined after two appeals had been lodged, and upheld, with the Real Automóvil Club de España.
Bold – Pole
Italics – Fastest Lap
1 – Ineligible for points