| Macann |
| Macarius |
| MacDonell |
| MacDonnel |
| Machle |
| Mackenzie |
| Madinier |
| Madras |
| Magdeburg |
| Magee |
| Maha-Vairocana-Abhisambodhi |
| Mahabalipuram |
| Mahadesika |
| Mahadevan |
| Maheshvarananda |
| Maheshvarananda, disciple of Mahaprasaka |
| Mahler-Werfel |
| Mahowald |
| Maimon |
| Mainkar |
| Majercik |
| Major |
| Malcolm |
| Male |
| Malebranche |
| MALLARME |
| Malledevaru |
| Mallisenasuri |
| Maloney S. J. |
| Malory |
| Malraux |
| Malroux |
| Mandal |
| Mandanamisra |
| Mandel |
| Mango |
| Mankad |
| MANN |
| Mansion |
| Manso |
| Mantzaridis |
| Marbach |
| Marcel |
| MARCHANT |
| Marcuse |
| Marfatia |
| Margenau |
| Marías |
| Maric |
| Marie-Marcelle |
| Marighela |
| Marion |
| Maritain |
| Marjanovic |
| Marm |
| Marquez |
| Martin |
| Martini |
| Marx |
| Masai |
| Mason |
| Masset |
| Masson-Oursel |
| Mathews |
| Mathieu |
| Matilal |
| Mauchaussat |
| Maupassant |
| Maurier |
| May |
| Mayeda |
| Mayer-Köni |
| Mayrhofer |
| McAlpin |
| McCulloch |
| McGilchrist |
| McKenna |
| McLean |
| McTaggart |
| MEDIAEVALIS |
| Medley |
| Meghanadarisuri |
| Mehlberg |
| MEIJER |
| Meijering |
| Mekovic |
| MELETIUS |
| Melle |
| Mellet |
| Mellor |
| Melsen |
| Melville |
| Menander |
| MENCIUS |
| Merlau-Ponty |
| Merleau-Ponty |
| Merrel-Wolf |
| MESNIL |
| Mesquita |
| Mészáros |
| Métochite |
| Mettrie |
| METZ |
| Meyendorf |
| MEYER Ph.D. |
| Meyerhold |
| Michalowski |
| Michaud |
| Michellis |
| Michener |
| Migne |
| Mihailo Markovic and Gajo Petrovic |
| Miller |
| Mills |
| Milton |
| Mimaki |
| Minkowski |
| Mirambel |
| Mirandola |
| Mises |
| Mishra |
| Misra |
| Mitchell |
| Mittelstaedt |
| Moberg |
| Mode |
| Moignet |
| Molle |
| Molnár |
| Mommsen |
| Moneta |
| Monier-Williams |
| Monier-Willliams, M.A., K.C.I.E. |
| Monologen |
| Montaigne |
| Montavont |
| Montgomery |
| Monti |
| Montmollin |
| Mookerjee |
| Moore |
| Moortgat |
| Mora |
| Moreau |
| Moreau-Gobard |
| MORIN |
| MOSCHOPULI |
| MOSCHOVAKIS |
| Mostar |
| Motherwell |
| Mou-Lam |
| MOULIN |
| Mounier |
| Mourelatos |
| Mourelos |
| Moyaert |
| Mues |
| Muirhead |
| Mukarovsky |
| MUKHOPADHYAYA |
| Müller |
| Muller-Ortega |
| MULTATULI |
| Mundle |
| Munitz |
| Munsterberg |
| Murakami |
| Muralt |
| Murphy |
| Murril |
| Murthy |
| Murti |
| Musli |
| Mythe |