| Name | Meaning | Gender | Origin |
|---|
| Meenakshi | | Female | Hebrew |
| Melia | Rival | Female | Latin |
| Meredith | Great lord | Female | Welsh |
| Mina | Will, desire + helmet, protection | Female | Germanic |
| Moana | The sea | Female | Pacific Islander |
| Molly | Uncertain, maybe bitter | Female | Hebrew |
| Mono | | Unisex | Hebrew |
| Monster | A creature of frightening appearance | Unisex | English |
| Mora | Peacock | Female | Sanskrit |
| Morgan | Uncertain, perhaps bright sea | Female | Welsh |
| Morgana | Uncertain, perhaps bright sea | Female | Welsh |
| Muriel | Bright as the sea | Female | Gaelic |
| Neptune | God of the sea | Unisex | Latin |
| Nina | Strong | Female | Latin |
| Oceana | Ocean | Female | Greek |
| Popper | | Unisex | Hebrew |
| River | River | Unisex | English |
| Romey | Sea dew | Unisex | Latin |
| Rosemary | Sea dew | Female | Latin |
| Shakespeare | Brandish spear | Unisex | English |
| Shark | | Unisex | Hebrew |
| Snapper | | Unisex | Hebrew |
| Spinner | | Unisex | Hebrew |
| Splash | To cause fluid to scatter in flying masses. To display very noticeably. | Unisex | English |
| Tallulah | Abundance, lady, princess | Female | Gaelic |
| Trigger | | Unisex | Hebrew |
| Troy | Troyes | Female | French |
| Twinkie | A cream filled cake. | Unisex | English |
| Wiggle | | Unisex | Hebrew |