The 2009 British Formula 3 International Series (for sponsorship reasons, the Cooper Tires British Formula 3 International Series) was the 59th British Formula 3 International Series season. It began on 13 April at Oulton Park's Easter Monday meeting and ended on 20 September at Brands Hatch after 20 rounds in four countries.[1] Australian driver Daniel Ricciardo won the title with two races to spare, at the penultimate round at the Autódromo Internacional do Algarve in Portimão. Daniel McKenzie sealed the National Class title during the same race.