| LP | Kierowca | Zwycięstwa | Zwycięstwa w MŚ | Data ostatniego zwycięstwa |
|---|---|---|---|---|
| 1 |  Marco Iacoangeli |
1 | 0 | 2011-07-10 |
| 2 |  Olindo Iacobelli |
1 | 1 | 1992-06-21 |
| 3 | Simone Iacone |
11 | 0 | 2015-10-25 |
| 4 |  Carlos Iaconelli |
3 | 0 | 2010-07-11 |
| 5 |  Romain Iannetta |
3 | 0 | 2015-06-06 |
| 6 | Andrea Iannone |
13 | 13 | 2016-08-14 |
| 7 | Vittorio Iannuzzo |
4 | 0 | 2002-09-29 |
| 8 | Simone Iaquinta |
8 | 0 | 2018-07-14 |
| 9 |  José-Maria Ibanez |
1 | 1 | 1955-01-23 |
| 10 |  Lluc Ibáñez |
1 | 0 | 2018-09-09 |
| 11 |  Jacky Ickx |
72 | 50 | 1985-12-01 |
| 12 | Pascal Ickx |
1 | 0 | 1965-07-25 |
| 13 |  Paul Iddon |
4 | 0 | 1987-09-27 |
| 14 | Enzo Ide |
11 | 0 | 2016-10-02 |
| 15 |  Yuji Ide |
10 | 0 | 2010-08-22 |
| 16 |  Antonis Ieropoulos |
2 | 0 | 1993-10-17 |
| 17 | Jeremy Iglesias |
4 | 0 | 2018-05-06 |
| 18 | Patrick Igoa |
15 | 14 | 1986-09-28 |
| 19 | Takuto Iguchi |
8 | 0 | 2009-08-30 |
| 20 | Keiko Ihara |
1 | 0 | 2014-08-31 |
| 21 | Akira Iida |
8 | 0 | 2013-12-08 |
| 22 | Kaoru Iida |
1 | 0 | 1995-05-04 |
| 23 | Shigeo Iijima |
1 | 1 | 1982-08-01 |
| 24 | Hiroyuki Iiri |
1 | 0 | 2009-10-31 |
| 25 | Tetsu Ikuzawa |
4 | 0 | 1968-11-09 |
| 26 |  Dimitar Iliev |
25 | 0 | 2013-08-11 |
| 27 | Callum Ilott |
15 | 0 | 2018-06-30 |
| 28 |  Fahmi Ilyas |
2 | 0 | 2011-07-23 |
| 29 |  Risto Immonen |
1 | 0 | 2013-02-03 |
| 30 |  Alexandre Imperatori |
23 | 2 | 2018-07-22 |
| 31 | Peter Inchley |
2 | 2 | 1966-06-18 |
| 32 | Mark Ineichen |
3 | 0 | 2017-04-08 |
| 33 | Rolf Ineichen |
6 | 0 | 2018-01-28 |
| 34 |  Russell Ingall |
33 | 0 | 2005-08-14 |
| 35 | Seth Ingham |
1 | 0 | 2007-05-06 |
| 36 |  Arne Ingier |
1 | 0 | 1958-09-21 |
| 37 | Hans Ingier |
1 | 0 | 1959-00-00 |
| 38 | Harry Ingle |
3 | 0 | 1974-09-02 |
| 39 | Chris Ingram |
6 | 0 | 2018-03-24 |
| 40 | Paul Ingram |
1 | 0 | 2001-07-22 |
| 41 | Tom Ingram |
9 | 0 | 2018-09-16 |
| 42 | Mario Innamorati |
5 | 0 | 1995-07-30 |
| 43 | Kiyoshi Inoue |
1 | 1 | 1989-06-01 |
| 44 | Giuseppe Invernizzi |
1 | 0 | 2009-06-14 |
| 45 |  Cristea Eugeniu Ionescu |
1 | 0 | 1973-07-29 |
| 46 | Francesco Iorio |
1 | 0 | 2009-04-05 |
| 47 | Matheus Iorio |
11 | 0 | 2016-12-10 |
| 48 |  Paul Ip |
4 | 0 | 2016-01-24 |
| 49 | Fausto Ippoliti |
3 | 0 | 2006-10-15 |
| 50 | Paolo Ippolito |
1 | 0 | 2017-07-02 |
| 51 |  Dennis Ireland |
1 | 1 | 1979-07-01 |
| 52 | Innes Ireland |
12 | 10 | 1964-03-14 |
| 53 | Federico Iribarne |
1 | 0 | 2015-07-19 |
| 54 | Pasquale Irlando |
19 | 0 | 2006-07-09 |
| 55 |  Matevz Irt |
1 | 1 | 2009-07-19 |
| 56 | Eddie Irvine |
21 | 4 | 1999-10-17 |
| 57 | Chris Irwin |
3 | 0 | 1966-10-02 |
| 58 | Glenn Irwin |
3 | 0 | 2018-10-14 |
| 59 |  Matevos Isaakyan |
8 | 0 | 2017-08-27 |
| 60 | Sverre Isachsen |
24 | 0 | 2014-09-27 |
| 61 | Hiroaki Ishiura |
13 | 0 | 2018-08-19 |
| 62 |  Volkan Isik |
7 | 0 | 2007-10-07 |
| 63 | Jacques Isler |
6 | 0 | 1991-10-13 |
| 64 | Omar Ismail |
1 | 0 | 2015-07-11 |
| 65 | Sami Isohella |
2 | 0 | 2008-05-18 |
| 66 | Daisuke Ito |
14 | 0 | 2015-08-30 |
| 67 | Fumio Itō |
1 | 1 | 1963-07-07 |
| 68 | Mitsuo Itō |
2 | 2 | 1967-10-15 |
| 69 | Shin'ichi Itō |
3 | 3 | 2011-07-31 |
| 70 |  Narasak Ittiritpong |
1 | 0 | 2016-07-09 |
| 71 |  Marin Ivanov |
5 | 0 | 2017-09-10 |
| 72 |  Vladimir Ivanov |
7 | 0 | 2008-08-03 |
| 73 |  Igoris Ivanovas |
1 | 0 | 2015-09-06 |
| 74 |  Boris Ivanowski |
1 | 0 | 1928-07-08 |
| 75 |  Håkan Ivarsson |
3 | 0 | 1986-08-17 |
| 76 |  Niels Kristian Iversen |
5 | 5 | 2016-10-01 |
| 77 | Bill Ivy |
21 | 21 | 1968-09-15 |
| 78 | Kenichirō Iwahashi |
1 | 0 | 1990-05-13 |
| 79 | Eiji Iwata |
2 | 0 | 1980-11-03 |
| 80 | Takuya Izawa |
13 | 0 | 2018-11-11 |
| 81 |  Carlos Izquierdo |
2 | 0 | 2012-11-16 |
| 82 | Juan Izquierdo |
1 | 0 | 1972-12-04 |
| 83 | Hitoyasu Izutsu |
3 | 3 | 2004-07-25 |