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30+ Mythical Ocean Names For Your Little Mermaid/Merman  

If you want a unique baby name connected to nature then mythical ocean names are a perfect trend to get you inspired. 

These beautiful baby names from mythology and legend are fantastic if you are drawn to names tied to myths, legends and the sea. 

Pregnant woman standing on a beach next to the ocean

They are rarely used baby names – and many you may not have even heard of – with a mystical feel making them perfect if you like whimsical and magic baby names

Many of these names are connected to sea gods or goddesses from ancient stories. Others mean sea or water in other languages.

If you love names inspired by nature and names meaning water then you’ll love these adorable mythical ocean names for boys and girls. 

You may also like: Mermaid names

Names meaning pearl

Mythical ocean names for girls 

Aphrodite 

This will be a name you’re probably familiar with. Aphrodite was the goddess of love and beauty – so it’s a lovely baby girl name choice if you want a name connected to love. 

Aphrodite was born from the foam of the sea. It is a very rarely used baby girl name, according to the latest ONS data – given to just three babies in 2021 in England and Wales. 

Amphitrite 

A strong and striking name, Amphitrite was the goddess of the sea and wife of the god Poseidon. 

This is a particularly powerful baby name choice if you want a sea inspired name, as Amphitrite was the personification of the sea water itself. 

Aruna 

This could be a boy or girl’s name and was the god of the sea in Turkey. The word means sea in Hittite. 

Asia 

This pretty baby name is still rarely used but more familiar than many of the other names on this list. 

Asia is, of course, an ocean, but in Greek mythology Asia was a daughter of Oceanus – whose children are known as Oceanid nymphs. 

This is an shorter name than many of the other mythical ocean names so is a great choice if you don’t want your baby’s name to be too much of a mouthful.  

Brigid 

Brigid is a goddess in Irish mythology. 

She was a goddess of healing symbolised by the element of water. 

This is a great choice for a baby girl if you love the mythical name trend, but want a name that’s not too unusual, as Brigid is very similar to Bridget, a more common name. 

Calliste 

In Greek mythology she is the daughter of the sea god Triton. Her father presented her to the Argonauts and she transformed into the island of Calliste. 

Mermaid sitting by the ocean

Calypso 

This is a name of Greek origin and refers to a nymph in Greek mythology. 

She lived on the island of Ogygia and was known for her beauty and singing voice.

The name Calypso could be shortened to Callie. 

Ceto 

Ceto is a name of Greek origin and refers to a sea goddess in Greek mythology, known as the mother of many sea monsters.

Damona 

Damona is the goddess of sacred waters and fertility. The name is of Celtic origin and also means one who tames or subdues. 

Delphine 

This pretty French name means dolphin. 

It’s a delicate and feminine choice. 

Doris 

Doris was one of the Oceanides – meaning daughters of Oceanus and the wife of Nereus. 

The name means gift of the sea. 

It’s a vintage name that you rarely see these days, but vintage names are really seeing a comeback and so it taps into that nostalgic trend. 

Electra 

This was the name of another sea nymph. Elektra was the wife of the sea god Thaumus. 

Electra is a Greek name that means shining or amber. 

Haliae 

This name is very similar to the popular girl’s name Hallie or Hayley. 

Haliae are nymphs in Greek mythology associated with the sea.

Maya 

In Greek history Maya was the mother of the Greek god Hermes. The name’s connection to the ocean comes from its meaning in Hebrew, which is water. 

This is great choice if you want a more familiar and recognisable baby girl name. 

Melusine 

Melusine is a name of French origin, referring to a mythical water fairy. She was a female spirit of fresh water. 

This folkloric name also means strong in work. 

Oceane 

A name of French origin meaning ocean. If you want a name connected to the sea then this one is perfect! 

Ondine 

A name of Latin origin that translates to little wave. It also has its roots in French origin, and refers to a water nymph, or mermaid, in folklore.

Sabrina 

The name Sabrina is a more familiar moniker on this list! The name comes from a Welsh legend in which Sabrina was a nymph who lives in the River Severn.  

She swims with dolphins and salmon and rides in a chariot, according to the legends. 

Salacia 

In Roman mythology, Salacia was the female divinity of the sea and worshipped as the goddess of salt water. 

It is also a name of Latin origin, meaning “of the salt”.

Sedna 

I love this whimsical baby girl name. 

Sedna was the Inuit goddess of the sea and marine mammals.

Thalassa 

This Greek name means sea. In greek mythology Thalassa was the divine female personification of the ocean. 

Undine 

This name is a diminutive of the name Ondine, and also means water nymph or mermaid. 

Mythical ocean names for boys 

Aegaeon 

A cool and powerful boy’s name. Aegaeon is a name of Greek origin and was the god of the storms of the Aegean Sea. 

In the stories Aegaeon was named after the Aegean Sea, but the name also means “stormy one”. 

Alpheus 

Alpheus is of Greek origin and refers to a river god in Greek mythology.

Asterion 

Asterion was a river god of Argos in Greece. He had dealings with the sea god Poseidon in a battle for dominion of the land. 

This is a nice choice if you also love astrological names as it’s close to the unisex name Aster, which means star or flower. 

Dylan 

This is another cool baby name choice if you want something connected to the ocean theme, but is still a little familiar. 

Dylan is a Welsh name and means son of the sea.

Neptune 

Neptune is the Roman name for the god of the sea, who was equivalent to the Greek god Poseidon.

Nereus 

Ancient mythology says Nereus was the eldest son of Pontus, the sea, and Gaia, the earth. Nereus lived in the Aegean Sea. 

Nu 

The name Nu means watery one. In Ancient Egypt mythology this was a god and is connected to the civilisation’s myths around creation. 

Oceanus 

A cool and strong masculine boy’s name that is a more unusual version of the name Ocean – which is a perfect choice if you love boho and nature names. 

In Greek mythology, Oceanus was a Titan god of the ocean, believed to be the source of all the world’s rivers and the father of all the sea nymphs.

Poseidon  

In Greek mythology, Poseidon was the god of the sea, earthquakes, and horses. 

He was considered one of the 12 Olympic gods and was often depicted carrying a trident, a symbol of his power over the oceans.

Talay 

This is a Turkish name and means ocean god in the country’s mythology. This is a gender neutral baby name. 

Triton 

In Greek mythology Triton was a sea god and the messenger of the sea. 

He was the son of Poseidon and Amphitrite and was depicted as a merman, half man and half fish, holding a conch shell which he used to calm or raise the seas.

Although you may be familiar with this name, as Triton was a big figure in mythology, it does not rank on US or UK baby name charts. So it’s a great choice if you want something unique. 

Mythical ocean baby names

Vicky Smith is a mother of two daughters and a journalist. She has been writing and vlogging about parenting for over five years.