| Martinelli, Umberto | Umberto Martinelli | Designer | 1982 | 1 | |
| Mortimer, Vicki | Vicki Mortimer | Designer | 1993 - 2010 | 6 | |
| Mai, Wolfgang | Wolfgang Mai | Designer | 1993 | 1 | |
| Mayer, Stefan | Stefan Mayer | Designer | 1993 | 1 | |
| Manhillen, Stefanie | Stefanie Manhillen | Designer | 1993 | 1 | |
| Marty, Charles | Charles Marty | Designer | 1994 | 1 | |
| Marenić, Vladimir | Vladimir Marenić | Designer | 1982 | 1 | |
| Milojevic, Alexander | Alexander Milojevic | Designer | 1980 - 1982 | 2 | |
| Munro, Claude | Claude Munro | Designer | 1980 | 1 | |
| Mäkinen, Veikko | Veikko Mäkinen | Designer | 1966 - 1980 | 2 | |
| Mitchell, Alison | Alison Mitchell | Designer | 1996 | 1 | |
| Moravec, Tomáš | Tomáš Moravec | Designer | 1995 - 2012 | 3 | |
| Mitra, Aabesh, Bibhar | Aabesh Bibhar Mitra | Designer | 1996 | 1 | |
| Mangel, Charlie | Charlie Mangel | Designer | 2003 | 1 | |
| Magaw, Jack | Jack Magaw | Designer | 2014 | 1 | |
| McLellan, Kenny | Kenny McLellan | Designer | 2014 - 2015 | 2 | |
| Moreno, Eduardo | Eduardo Moreno | Designer | 2014 - 2022 | 2 | |
| McCullagh, Jack | Jack McCullagh | Designer | 1968 | 1 | |
| Matsuyama, Takashi | Takashi Matsuyama | Designer | 1968 | 1 | |
| Moor, Lyndal | Lyndal Moor | Designer | 1968 | 1 | |
| Masuyama, Yoshihiko | Yoshihiko Masuyama | Designer | 1967 | 1 | |
| Menczel, Róbert | Róbert Menczel | Designer | 2004 | 1 | |
| Masi, Frank | Frank Masi | Designer | 1967 | 1 | |
| Morton, Joseph | Joseph Morton | Designer | 1965 | 1 | |
| Matsui, Rumi | Rumi Matsui | Designer | 2002 | 1 | |
| Monzon, Guada | Guada Monzon | Designer | 2002 | 1 | |
| Morozov, S. | S. Morozov | Designer | 2002 | 1 | |
| Müller, Gudrun | Gudrun Müller | Designer | 2002 | 1 | |
| Mamo, Adrian | Adrian Mamo | Designer | 2003 | 1 | |
| Mönnich, Heiko | Heiko Mönnich | Designer | 2003 | 3 | |
| Marian, Oana | Oana Marian | Designer | 2003 | 1 | |
| Murawski, Jeff | Jeff Murawski | Designer | 2003 | 1 | |
| Mouhous, Hakim | Hakim Mouhous | Designer | 2004 - 2005 | 9 | |
| Maksimov, Vladimir | Vladimir Maksimov | Designer | 2004 | 1 | |
| Marioge, Philippe | Philippe Marioge | Designer | 2005 | 5 | |
| Manu, Imelda | Imelda Manu | Designer | 2005 - 2006 | 4 | |
| Mimra, Oldřich | Oldřich Mimra | Designer | 1959 | 1 | |
| Mayer, Steffi | Steffi Mayer | Designer | 2005 | 1 | |
| Mázl, F. | F. Mázl | Designer | 1941 | 1 | |
| Moravec, Vašek | Vašek Moravec | Designer | 1941 | 1 | |
| Martirosov, V. | V. Martirosov | Designer | 2001 | 1 | |
| Menon-Johansson, Prav | Prav Menon-Johansson | Designer | 2006 | 1 | |
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