35 Baby Names That Mean Ocean, Water or Sea

Evidence-based, parent-tested. References guidelines from the AAP, CDC, and WHO.

Informational only, not medical advice. Always consult your pediatrician about your baby's specific needs.

The ocean has always symbolized depth, mystery, and boundless possibility. Names inspired by water, the sea, and the ocean carry a fluid beauty that resonates with parents who love the coast, feel connected to water, or simply appreciate the graceful sound of aquatic names. From the gentle ripple of a brook to the vast power of the open sea, water-inspired names come in every style and intensity.

These names also carry symbolic weight. Water represents life, purification, and constant renewal — qualities that mirror the transformative experience of welcoming a new baby. Whether you are drawn to names that evoke calm tidal pools or roaring ocean waves, this collection of 35 aquatic names offers a deep well of inspiration.

📌 Key Takeaway: Ocean and water names are rising in popularity as parents embrace nature-inspired naming. They carry a natural elegance and sense of flow that makes them easy to love and easy to wear through every stage of life. For more nature-connected names, explore our guide to nature-inspired baby names and Hawaiian baby names.

If you love the flow of ocean names, you might also enjoy baby names meaning peace for their similarly serene quality.

Adorable newborn baby

Boy Names That Mean Ocean, Water or Sea

Name	Gender	Origin	Full Meaning
Dylan	Boy	Welsh	”Great tide”
Kai	Boy	Hawaiian	”Sea”
Morgan	Boy	Welsh	”Possibly ‘sea chief’ or ‘sea circle‘“
Irving	Boy	Scottish	”Green water, fresh water”
Caspian	Boy	English	”Of the Caspian Sea”
Marlow	Boy	English	”Land left by a drained lake”
Hurley	Boy	Irish	”From an Irish surname, possibly ‘sea tide‘“
Neptune	Boy	Latin	”The Roman god of the sea”
Murdoch	Boy	Scottish	”Sea warrior, mariner”
Calder	Boy	Scottish / English	”Rough or rocky water”
Brooks	Boy	English	”Of the brook”
Adrian	Boy	Latin	”From Hadria, the town that gave the Adriatic Sea its name”
Murphy	Boy	Irish	”Sea warrior”

Girl Names That Mean Ocean, Water or Sea

Name	Gender	Origin	Full Meaning
Marina	Girl	Latin	”Of the sea”
Cordelia	Girl	Latin/Celtic	”Uncertain; sometimes explained as ‘daughter of the sea‘“
Nerissa	Girl	Greek	”From the Nereids, the sea nymphs”
Maren	Girl	Danish	”Danish form of Marina, ‘of the sea‘“
Moana	Girl	Maori / Hawaiian	”Ocean”
Isla	Girl	Scottish	”From Islay, a Scottish island”
Tallulah	Girl	Native American	”Often given as ‘leaping water’; from a place name in Georgia”
Ondine	Girl	Latin	”From Latin unda, ‘wave‘“
Naia	Girl	Greek / Basque	”From the naiads, water nymphs; in Basque, ‘wave‘“
Sereia	Girl	Portuguese	”Mermaid”
Coral	Girl	Latin	”Coral”
Maris	Girl	Latin	”Of the sea”

More Names That Mean Ocean or Water

Name	Gender	Origin	Full Meaning
Ocean	Unisex	English	”Ocean”
River	Unisex	English	”River”
Lake	Unisex	English	”Lake”
Bay	Unisex	English	”An inlet of the sea”
Haven	Unisex	English	”Harbor, safe place”
Marlowe	Unisex	English	”Land left by a drained lake”
Kaito	Boy	Japanese	”Often written 海斗 or 海翔, beginning with ‘sea‘“
Umi	Unisex	Japanese	“‘Sea’ when written 海”
Beckett	Unisex	English	”From an English surname, possibly ‘little brook‘“
Delta	Unisex	Greek	”The mouth of a river”

💡 Tip: Direct or Hidden — Ocean, River, and Bay say the meaning out loud. Dylan, Marina, and Murphy carry the sea in their roots without announcing it.

Finding Your Flow with Water Names

Water names range from the obviously aquatic — like Ocean and River — to the subtly connected, like Adrian and Morgan. Consider which style suits your family best. If you want everyone to immediately associate the name with water, choose a direct option. If you prefer a name where the water connection is a lovely hidden meaning, explore options like Caspian or Cordelia.

Dive into more aquatic options with our Baby Name Generator or see which water names are trending on our Name Trends page.

FAQ

What boy name means ocean or sea?

Dylan is a Welsh name meaning son of the sea and remains one of the most popular ocean-inspired boy names. Kai means sea in Hawaiian and has become a mainstream favorite. Caspian refers to the Caspian Sea and has a romantic, literary feel. Neptune is the Roman god of the sea for parents who want something bold.

What girl name means water?

Marina means of the sea in Latin and is a classic, elegant choice. Moana is a Polynesian name meaning ocean that gained worldwide recognition. Ondine means little wave in Latin. Tallulah is a Native American name meaning leaping water. Cordelia has Celtic roots connecting it to the sea.

Are water names becoming more popular?

Yes, water and ocean names are among the fastest-growing categories in baby naming. The trend reflects a broader movement toward nature-inspired names. Kai, River, and Ocean have all climbed significantly in recent years. Caspian and Moana have also seen dramatic increases as parents seek names that feel both natural and distinctive.

💡 Related Resources: Expecting? Visit our sister site pregnancy.chparenting.com for week-by-week pregnancy guides, prenatal nutrition, and labor preparation.

References

Behind the Name (2026). “Names with Meaning Containing Sea.” behindthename.com
BabyCenter (2026). “Ocean-Inspired Baby Names.” babycenter.com

Medical Disclaimer: This article is for informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult your pediatrician or healthcare provider with any questions about your baby's health.

Written by

Vega Lin

Founder & Editor — Mother of 2 (Taiwan)

Vega writes Baby Care Guide from the intersection of evidence-based research (AAP, CDC, WHO) and real parenting experience. Holds a Master's in Digital Innovation from Tunghai University. Read more →