M
| Macauley |
| Maciej |
| Mackenzi |
| Mackenzie |
| Maddison |
| Maddox |
| Maercio |
| Mahmoud |
| Mairtin |
| Maison |
| Makenzi |
| Maksim |
| Maksym |
| Maksymilian |
| Malachi |
| Malachy |
| Malcolm |
| Manas |
| Mani |
| Mantas |
| Mantvidas |
| Manuel |
| Manus |
| Marc |
| Marcel |
| Marco |
| Marcus |
| Marek |
| Mario |
| Mark |
| Markas |
| Markus |
| Markuss |
| Marley |
| Marshall |
| Martin |
| Martinas |
| Martin-john |
| Martins |
| Marty |
| Masen |
| Mason |
| Mason-bane |
| Matas |
| Matei |
| Matej |
| Mateusz |
| Mathe |
| Mathew |
| Matias |
| Matt |
| Matteo |
| Matthew |
| Matthew-john |
| Matthias |
| Matvei |
| Matviejus |
| Max |
| Maximilian |
| Maximilien |
| Maximus |
| Maxwell |
| Mcauley |
| Mccoist |
| Mckenzie |
| Melih |
| Mervin |
| Micah |
| Miceal |
| Michael |
| Michael-james |
| Michal |
| Micheal |
| Micka |
| Miguel |
| Mike |
| Mikel |
| Mikolaj |
| Miles |
| Millar |
| Miller-jack |
| Milo |
| Ming |
| Mingsohang |
| Mitchell |
| M-jay |
| Moeen |
| Mohammed |
| Morgan |
| Muhammad |
| Munyaradzi |
| Murray |
| Mykolas |
| Myles |
| Mylo |