| Name | Meaning | Gender | Origin |
|---|
| Marlene | Of Magdala | Female | Hebrew |
| Matilda | Powerful battler | Female | Germanic |
| Maude | Powerful battler | Female | German |
| Maxi | Pet form of names starting with Max | Unisex | English |
| Maya | Uncertain, perhaps mother or great one | Female | Greek |
| Missy | Bee | Female | Greek |
| Molly | Uncertain, maybe bitter | Female | Hebrew |
| Moose | Largest member of the deer family. Moose have heavy brown bodies with humped shoulders and broad antlers. | Unisex | English |
| Oda | Wealth | Female | Germanic |
| Paz | Peace | Unisex | English |
| Penny | Weaver | Female | Greek |
| Princess | Royal son | Female | English |
| Priscilla | Ancient | Female | Latin |
| Rambo | | Unisex | Hebrew |
| Rebecca | To tie | Female | Hebrew |
| Rikki | Strong power | Female | French |
| Rina | Pet form of names in -rina | Female | English |
| Rogue | | Unisex | Hebrew |
| Roman | Roman | Unisex | Latin |
| Romey | Sea dew | Unisex | Latin |
| Romy | Sea dew | Unisex | Latin |
| Roxy | Star | Female | Persian |
| Ruby | Red | Female | Latin |
| Sable | Sable (black) | Unisex | English |
| Sabre | | Unisex | Hebrew |
| Sadie | Princess | Female | Hebrew |
| Sasha | Defending men | Unisex | Greek |
| Saskia | Saxon woman | Female | Dutch |
| Sasquatch | Has extra toes and hence is a bigfoot | Unisex | English |
| Sassy | Lively and spirited | Unisex | English |