- M -
| Macaire | Maguy | Marco | Max | Médor |
| Mickey | Mignonne | Milos (Mil-os) | Mimi | Minnie |
| Minou | Missi | Misti | Mogguy | Molly |
| Molosse | Moka | Moppe | Mouguy | Mousse |
| Mousseline | Morgane | Mortsubite | Mozart | Miquette |
| Monsieur | Milou | Millie | Macha | Maya |
| Major | Merlin | Ming | Minus | Mathilda |
| Miss | Mitaine | Mélodie | Maxou | Moustique |
| Mia | Mira | Musti | Muffin | Minuit |
| Miska | Mitsou | Marius | Moka | Monaco |
| Mico | Marron | Muffi | Minibelle | Mindy |
| Mammouth | Miranda | Manège | Mitch | Murphy |
| Mack | Mouski | Mocha | Maibeol |