- Magnus, Kurt1
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- Makovskii, Sergei Konstantinovich1
- Marcuse, Herbert1
- Merleau-Ponty, Maurice1
- Mertsalov, Vladimir S.1
- Merzalow, W.1
- Mid-European Law Project1
- Miklós Hollós1
- Miksche, Ferdinand Otto1
- Miller, Jacob1
- Miłosz, Czesław1
- Mochul'skii, K.1
- Molnár, Erik1
- Mosnauchfilm1
- Munk, Andrzej1
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- Nemes, Dezső1
- Neumann, Rudolf J.1
- Open Society Archives at Central European University1