| Märtens, Eduard | Eduard Märtens | Designer | 1937 | 3 | |
| Müller, Heinrich | Heinrich Müller | Designer | 1946 - 1950 | 2 | |
| Marstrander, Mona | Mona Marstrander | Designer | 1994 | 1 | |
| Marthinsen, Harald | Harald Marthinsen | Designer | 1946 | 1 | |
| McCabe, Stephen | Stephen McCabe | Designer | 1983 | 1 | |
| Motzfeldt, Dorthe H. | Dorthe H. Motzfeldt | Designer | 2007 | 1 | |
| Mazur, Mascha | Mascha Mazur | Designer | 2005 - 2012 | 3 | |
| Martynov, V. | V. Martynov | Designer | 1923 | 1 | |
| Mizoguchi, Saburo | Saburo Mizoguchi | Designer | 1924 - 1928 | 2 | |
| Madsen-Wiesneck, J. | J. Madsen-Wiesneck | Designer | 1924 - 1934 | 2 | |
| Mathorne, C. | C. Mathorne | Designer | 1924 | 1 | |
| Milichovská, Eva | Eva Milichovská | Designer | 1971 | 1 | |
| Miller, Richard, A. | Richard A. Miller | Designer | 1975 | 1 | |
| Myers, Ralph | Ralph Myers | Designer | 2011 - 2016 | 7 | 1 |
| Marcante, Mark | Mark Marcante | Designer | 1998 | 2 | |
| Mitra, Hiran | Hiran Mitra | Designer | 2004 | 1 | |
| March, Molly | Molly March | Designer | 1975 | 1 | |
| McCullough, Douglas | Douglas McCullough | Designer | 1978 | 1 | |
| Müller-Elmau, Alexander | Alexander Müller-Elmau | Designer | 2014 | 1 | |
| Medina, Candelario | Candelario Medina | Designer | 1976 | 1 | |
| Markowicz, Andrzej | Andrzej Markowicz | Designer | 1981 | 1 | |
| Maybury, Edgar | Edgar Maybury | Designer | 1921 | 1 | |
| Muncis, Jānis | Jānis Muncis | Designer | 1921 | 1 | |
| McGookin, Colin | Colin McGookin | Designer | 1983 | 2 | |
| Meinig, Paul | Paul Meinig | Designer | 1953 | 1 | |
| Mühler, Peter | Peter Mühler | Designer | 1958 - 1962 | 2 | |
| Mota, David | David Mota | Designer | 1987 | 1 | |
| Mc Laughlin, Richard | Richard Mc Laughlin | Designer | 1987 | 1 | |
| Mooney, Roger | Roger Mooney | Designer | 1983 | 1 | |
| Musumeci, Joseph, B. | Joseph B. Musumeci | Designer | 1995 | 1 | |
| Mueller, Tim | Tim Mueller | Designer | 1998 | 1 | |
| Muzaien, Ibrahim | Ibrahim Muzaien | Designer | 2008 | 6 | |
| McLain, Heath | Heath McLain | Designer | 2008 | 1 | |
| Maglajlić, Lada | Lada Maglajlić | Designer | 2009 | 4 | |
| Mobley, James | James Mobley | Designer | 2012 | 1 | |
| Müller, Moritz | Moritz Müller | Designer | 2012 - 2016 | 5 | 1 |
| Marshall, Thomasin | Thomasin Marshall | Designer | 2012 | 1 | |
| MacNeil, Ian | Ian MacNeil | Designer | 1986 - 2016 | 6 | 1 |
| McDonald, Antony | Antony McDonald | Designer | 1984 | 1 | |
| Milkov, Stefan | Stefan Milkov | Designer | 2013 | 1 | |
| Mitchell, Bob | Bob Mitchell | Designer | 1985 | 1 | |
| Milfajt, Jaroslav | Jaroslav Milfajt | Designer | 1985 | 1 | |
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