Unisex Name Water & Sea Names

Kai

Q: What does the name Kai mean?

Kai means "sea, ocean". It is a Hawaiian name. A short, elemental name; the same spelling appears independently in several other language traditions.

Q: Where does the name Kai come from?

Kai originates from Hawaiian. A short, elemental name; the same spelling appears independently in several other language traditions.

KYE · 1 syllable · Hawaiian

“Sea, ocean”

The story behind Kai

A short, elemental name; the same spelling appears independently in several other language traditions.

Numerology

Kai’s number is 3.

Expression and creativity. Threes are read as communicative and imaginative, with a natural pull toward art, words, or performance.

Full numerology breakdown ↗

Related names

More Hawaiian names to consider.

Kalani

“The sky, the heavens” — Unisex name

View Kalani →

Leilani

“Heavenly flowers, royal child” — Girl name

View Leilani →

Malia

“Calm, or bitter” — Girl name

View Malia →

Nalani

“The calm skies” — Girl name

View Nalani →

Noa

“Free, unrestricted (hawaiian); rest (hebrew)” — Unisex name

View Noa →

Quick answers

About the name Kai.

What does Kai mean?

Kai means “sea, ocean.” It carries Hawaiian roots. A short, elemental name; the same spelling appears independently in several other language traditions.

How do you pronounce Kai?

Kai is pronounced KYE, with 1 syllable.

Is Kai a boy name, girl name, or unisex?

Kai is most commonly used as a unisex name in its Hawaiian naming tradition, though usage can vary by region and generation.