| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 841 | Mikelle | Latin | Feminine of Michael 'gift from God.'. | M | |
| 842 | Miksa | Latin | Greatest. | M | |
| 843 | Miles | Latin | Soldier. | M | |
| 844 | Miller | Latin | Miller. | M | |
| 845 | Minos | Latin | King of Crete. | M | |
| 846 | Misenos | Latin | Drowned for hubris. | M | |
| 847 | Misenus | Latin | Drowned for hubris. | M | |
| 848 | Modeste | Latin | Modest. | M | |
| 849 | Modesto | Latin | Modesty; moderate. The Spanish saint Modesto. | M | |
| 850 | Modestus | Latin | Modest. | M | |
| 851 | Moneta | Latin | Admonishes. | M | |
| 852 | Monroe | Latin | From the red marsh. | M | |
| 853 | Montague | Latin | From the peaked mountain. | M | |
| 854 | Montana | Latin | Mountain. State of Montana USA. | M | |
| 855 | Morel | Latin | Swarthy. | M | |
| 856 | Morie | Latin | Dark skinned. | M | |
| 857 | Moritz | Latin | Dark skinned. | M | |
| 858 | Morrell | Latin | Swarthy. | M | |
| 859 | Morris | Latin | Variant of Maurice: Moorish; dark-skinned; swarthy. | M | |
| 860 | Mortimer | Latin | Dwells by the still water. | M | |