The Toro Rosso STR4 was a car built and designed by Toro Rosso for the 2009 Formula One season.
Results[]
| Complete Formula One Results | |||||||||||||||||||
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| Year | Driver | Tyre | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| 2009 | 
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 Bourdais |
B | 8th | 10th | 11th | 13th | Ret | 8th | 18th | Ret | Ret | |||||||||
 Alguersuari |
15th | 16th | Ret | Ret | Ret | Ret | 14th | Ret | |||||||||||
 Buemi |
7th | 16th† | 8th | 17th | Ret | Ret | 15th | 18th | 16th | 16th | Ret | 12th | 13th† | Ret | Ret | 7th | 8th | ||
| V T E |  Scuderia Toro Rosso
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| Notable Personnel Franz Tost · Alex Hitzinger · James Key · Dietrich Mateschitz · Gerhard Berger | |||
| Former drivers Pierre Gasly · Daniil Kvyat · Jaime Alguersuari · Sébastien Buemi · Sébastien Bourdais · Sebastian Vettel · Scott Speed · Vitantonio Liuzzi · Daniel Ricciardo · Jean-Éric Vergne · Max Verstappen · Carlos Sainz, Jr. · Brendon Hartley · Alexander Albon | |||
| Cars STR1 · STR2 · STR2B · STR3 · STR4 · STR5 · STR6 · STR7 · STR8 · STR9 · STR10 · STR11 · STR12 · STR13 · STR14 | |||
| See also Red Bull | |||