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| Category | Single seaters |
|---|---|
| Country |  United Kingdom |
| Inaugural season | 1951 |
| Folded | 2014 |
| Drivers | 20 |
| Teams | 6 |
| Constructors | Dallara |
| Engine suppliers | Mercedes HWA Volkswagen |
| Tyre suppliers | Cooper Tires |
| Last Drivers' champion |  Martin Cao |
| Official website | www |
The British Formula Three Championship was an international motor racing series that took place primarily in the United Kingdom with a small number of events in mainland Europe. It was a junior-level feeder formula that used small single seater Formula Three chassis. Its final official title was the Cooper Tires British Formula 3 International Series. Notable former champions included Jackie Stewart, Emerson Fittipaldi, Nelson Piquet, Ayrton Senna, Mika Häkkinen, Rubens Barrichello, Takuma Sato, Daniel Ricciardo and Hélio Castroneves.