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Boy name

Kai

Kai is a boy’s name of Hawaiian origin, meaning “sea.” It currently ranks #61 for US boys and is rising.

Meaning
Sea.
Origin
Hawaiian
US rank
#67
Syllables
1
Letters
3
Starts with
K

Kai's popularity over time

↑ Rising
#61 in 2023Peak rank #59US SSA · boys
#1#100#199201320182023

Source: US Social Security Administration national name data. Lower rank = more popular.

Similar names

LiamBoy

Strong-willed protector.

Irish

NoahBoy

Rest, comfort.

Hebrew

OliverBoy

Olive tree.

Latin

Frequently asked about Kai

What does the name Kai mean?

Kai means "Sea." and is of Hawaiian origin.

Is Kai a boy or girl name?

Kai is most commonly used as a boy name in the United States.

How popular is the name Kai?

Kai ranked #61 for US boys in 2023. Over the past decade its popularity has been rising (peak rank #59).

How many syllables are in Kai?

Kai has 1 syllable and 3 letters.

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