2003 Italian Formula Three Championship
The 2003 Italian Formula Three Championship was the 39th Italian Formula Three Championship season. It began on 30 March at Misano and ended on 12 October at Vallelunga after nine races.
Fausto Ippoliti of Ombra Racing won race at Binetto, race at Magione and another two podiums and ultimately clinched the title. He finished three points clear of Coloni Motorsport driver Christian Montanari, who won race at Mugello and season-ending races at Monza and Vallelunga. Third place went to Lucidi Motors driver Gregory Franchi, who finished ahead of Imola winner Marco Bonanomi.
Teams and drivers
Calendar
All rounds were held in Italy.| Round | Circuit | Date | Pole Position | Fastest Lap | Winning driver | Winning team |
| 1 | Misano World Circuit | 30 March |  Álvaro Parente | Álvaro Parente | Álvaro Parente |  Team Ghinzani |
| 2 | Autodromo del Levante, Binetto | 13 April | Fausto Ippoliti |  Gregory Franchi | Fausto Ippoliti | Target Racing |
| 3 | Autodromo dell'Umbria, Magione | 27 April | Fausto Ippoliti | Fausto Ippoliti | Fausto Ippoliti | Target Racing |
| 4 | Autodromo Enzo e Dino Ferrari, Imola | 18 May | Omar Galeffi | Davide Mazzoleni | Marco Bonanomi | Coloni Motorsport |
| 5 | Autodromo di Pergusa, Enna | 15 June | Omar Galeffi | Omar Galeffi | Omar Galeffi | Target Racing |
| 6 | Mugello Circuit, Scarperia | 13 July |  Toni Vilander |  Christian Montanari | Christian Montanari | Coloni Motorsport |
| 7 | Autodromo Riccardo Paletti, Varano | 7 September | Marco Bonanomi | Marco Bonanomi | Davide Mazzoleni | Corbetta Competizioni |
| 8 | Autodromo Nazionale Monza | 28 September | Christian Montanari | Gregory Franchi | Christian Montanari | Coloni Motorsport |
| 9 | ACI Vallelunga Circuit, Campagnano di Roma | 12 October | Christian Montanari | Christian Montanari | Christian Montanari | Coloni Motorsport |
Standings
- Points are awarded as follows:
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | PP | FL |
| 20 | 15 | 12 | 10 | 8 | 6 | 4 | 3 | 2 | 1 | 1 | 1 |