Hide drivers with less than 10 entries
Hide drivers who only participated in Indy 500
Include non-championship races
| No | Driver | Races | Active Years |
|---|
| 491 |  MacDowel, Mike | 1 |
1957 |
| 492 |  Mackey, Bill (Indy only) | 1 |
1951 |
| 493 | Macklin, Lance | 15 |
1952–1955 |
| 494 | Magee, Damien | 2 |
1975–1976 |
| 495 |  Maggs, Tony | 27 |
1961–1965 |
| 496 | Magill, Mike (Indy only) | 3 |
1957–1959 |
| 497 |  Maglioli, Umberto | 10 |
1953–1957 |
| 498 |  Magnussen, Jan | 25 |
1995, 1997–1998 |
| 499 | Magnussen, Kevin | 186 |
2014–2020, 2022–2024 |
| 500 |  Mairesse, Guy | 3 |
1950–1951 |
| 501 |  Mairesse, Willy | 13 |
1960–1963, 1965 |
| 502 |  Maldonado, Pastor | 96 |
2011–2015 |
| 503 | Mansell, Nigel | 191 |
1980–1992, 1994–1995 |
| 504 | Mantovani, Sergio | 8 |
1953–1955 |
| 505 | Mantz, Johnny (Indy only) | 1 |
1953 |
| 506 | Manzon, Robert | 28 |
1950–1956 |
| 507 |  Marimón, Onofre | 12 |
1951, 1953–1954 |
| 508 |  Marko, Helmut | 10 |
1971–1972 |
| 509 |  Marques, Tarso | 26 |
1996–1997, 2001 |
| 510 | Marr, Leslie | 2 |
1954–1955 |
| 511 | Marsh, Tony | 5 |
1957–1958, 1961 |
| 512 | Martin, Eugène | 2 |
1950 |
| 513 | Martini, Pierluigi | 124 |
1984–1985, 1988–1995 |
| 514 |  Mass, Jochen | 114 |
1973–1980, 1982 |
| 515 | Massa, Felipe | 271 |
2002, 2004–2017 |
| 516 |  May, Michel | 3 |
1961 |
| 517 | Mayer, Tim | 1 |
1962 |
| 518 |  Mazepin, Nikita | 22 |
2021 |
| 519 | Mazet, François | 1 |
1971 |
| 520 | Mazzacane, Gaston | 21 |
2000–2001 |
| 521 | McAlpine, Ken | 7 |
1952–1953, 1955 |
| 522 | McCarthy, Perry | 7 |
1992 |
| 523 | McCoy, Ernie (Indy only) | 2 |
1953–1954 |
| 524 | McDowell, Johnny (Indy only) | 3 |
1950–1952 |
| 525 | McGrath, Jack (Indy only) | 6 |
1950–1955 |
| 526 |  McGuire, Brian | 1 |
1977 |
| 527 |  McLaren, Bruce | 104 |
1958–1970 |
| 528 | McNish, Allan | 17 |
2002 |
| 529 | McRae, Graham | 1 |
1973 |
| 530 | McWithey, Jim (Indy only) | 2 |
1959–1960 |
| 531 | Menditéguy, Carlos | 11 |
1953–1958, 1960 |
| 532 |  Merhi, Roberto | 14 |
2015 |
| 533 | Merkel, Harry | 1 |
1952 |
| 534 | Merzario, Arturo | 84 |
1972–1979 |
| 535 | Migault, François | 16 |
1972, 1974–1975 |
| 536 | Miles, John | 15 |
1969–1970 |
| 537 | Milhoux, André | 1 |
1956 |
| 538 | Miller, Chet (Indy only) | 2 |
1951–1952 |
| 539 | Mitter, Gerhard | 4 |
1963–1965 |
| 540 | Mières, Roberto | 17 |
1953–1955 |
| 541 | Modena, Stefano | 81 |
1987–1992 |
| 542 | Montagny, Franck | 7 |
2006 |
| 543 |  Monteiro, Tiago | 37 |
2005–2006 |
| 544 | Montermini, Andrea | 28 |
1994–1996 |
| 545 | Montgomerie-Charrington, Robin | 1 |
1952 |
| 546 |  Montoya, Juan Pablo | 95 |
2001–2006 |
| 547 | Morbidelli, Gianni | 70 |
1990–1992, 1994–1995, 1997 |
| 548 | Moreno, Roberto | 75 |
1982, 1987, 1989–1992, 1995 |
| 549 | Morgan, Dave | 1 |
1975 |
| 550 | Moser, Silvio | 19 |
1967–1971 |
| 551 | Moss, Bill | 1 |
1959 |
| 552 | Moss, Stirling | 67 |
1951–1961 |
| 553 | Munaron, Gino | 4 |
1960 |
| 554 | Murray, David | 5 |
1950–1952 |
| 555 | Musso, Luigi | 25 |
1953–1958 |
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