| Name | Meaning | Gender | Origin |
|---|
| Moon | Letters | Female | Korean |
| Morgan | Uncertain, perhaps bright sea | Female | Welsh |
| Morwen | Maid | Female | Welsh |
| Morwenna | Maid | Female | Welsh |
| Muriel | Bright as the sea | Female | Gaelic |
| Myrtle | Myrtle | Female | English |
| Neptune | God of the sea | Unisex | Latin |
| Nerissa | Sea sprite | Female | Greek |
| Nixie | Little Water Sprite | Female | American English |
| Noelani | Heavenly mist | Female | Hawaiian |
| Ocean | Ocean | Female | Greek |
| Ophelia | Help | Female | Greek |
| Osiris | Uncertain, perhaps throne of the eye | Unisex | Ancient Egyptian |
| Pan | Herdsman | Unisex | Greek |
| Pasha | Passover | Unisex | Greek |
| Pearl | Pearl | Female | English |
| Pelagia | Of the Sea | Female | Greek |
| Periwinkle | | Unisex | Hebrew |
| Ren | Water lily | Female | Japanese |
| Tallulah | Abundance, lady, princess | Female | Gaelic |
| Tank | A large metal container. A heavily armed combat vehicle | Unisex | English |
| Thalassa | Ocean, sea | Female | Greek |
| Tulia | Destined For Glory | Female | Spanish |
| Undine | Wave | Female | Latin |
| Vanora | White Wave | Female | Scottish |
| Yaritza | Water lady | Female | Brazilian |
| Zale | Bold | Unisex | Greek |