| Moxie | Unisex | American Names |
| Moya | Woman | Spanish Names |
| Moyer | Unisex | Scottish Names |
| Moyinaluwa | Woman | African Names |
| Mpho | Woman | African - Botswana Names |
| Mrinal | Woman | Indian Names |
| Mrunal | Unisex | Indian Names |
| Mu | Unisex | Chinese Names |
| Mubin | Man | Arabic Names |
| Mubina | Woman | Arabic Names |
| Muchese | Man | African - Mashona of Zimbabwe Names |
| Mueller | Unisex | German Names |
| Mufaddal | Unisex | Arabic Names |
| Muga | Man | Japanese Names |
| Müge | Woman | Turkish Names |
| Mugisa | Unisex | African - Uganda Names |
| Muhammad | Man | Arabic Names |
| Muhammed | Man | Arabic Names |
| Muhsin | Man | Arabic Names |
| Muhsina | Man | Arabic Names |