2001 British Formula Three Championship

The 2001 British Formula Three season was the 51st British Formula Three Championship season. It commenced on 1 April, and ended on 29 September after twenty-six races, with Japanese driver Takuma Sato crowned champion.

The scoring system was 20-15-12-10-8-6-4-3-2-1 points awarded to the first ten finishers, with one extra point added to the driver who set the fastest lap of the race. All results counted towards the driver's final tally.

This was the first British Formula 3 season where all the thirteen scheduled events consisted of two races on the same date.

The following teams and drivers were competitors in the 2001 season. The Scholarship class is for older Formula Three cars. All cars competed on Avon tyres.

Championship's point system was 20–15–12–10–8–6–4–3–2–1 with an extra point for the fastest lap.