Hide designers with less than 10 entries
Include non-championship races
| No | Designer | Races | Active Years |
|---|
| 136 | Maddock, Owen | 87 |
1950, 1952 - 1965 |
| 137 | Marchetti, Carlo | 13 |
1950 - 1951 |
| 138 | Marcus, Bernie | 26 |
1989 - 1990 |
| 139 | Marelli, Gianni | 14 |
1990 |
| 140 | Marmiroli, Luigi | 25 |
1984 - 1985 |
| 141 | Marquart, Jo | 18 |
1969 - 1971 |
| 142 | Martini, Renato | 7 |
1978 |
| 143 | Maserati, Bindo | 7 |
1951 - 1953, 1958 |
| 144 | Maserati, Ernesto | 14 |
1950 - 1953, 1958 |
| 145 | Maserati, Ettore | 7 |
1951 - 1953, 1958 |
| 146 | Massimino, Alberto | 32 |
1950 - 1956, 1961 - 1963 |
| 147 | McCall, Alan | 2 |
1973 |
| 148 | McQuilliam, John | 88 |
2002 - 2006 |
| 149 | Mertens, Alan | 15 |
1981 |
| 150 | Merzario, Arturo | 20 |
1978 - 1979 |
| 151 | Mezger, Hans | 25 |
1961 - 1964 |
| 152 | Michael, Sam | 37 |
2005 - 2006 |
| 153 | Migeot, Jean-Claude | 273 |
1983 - 1986, 1989 - 2001 |
| 154 | Mimura, Kenji | 8 |
1974 - 1976 |
| 155 | Morris, Vic | 7 |
1980 |
| 156 | Mullarkey, Seamus | 155 |
1997, 1999 - 2006 |
| 157 | Murphy, Chris | 154 |
1985 - 1994 |
| 158 | Murray, Gordon | 212 |
1973 - 1986 |
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