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🌿 PopularBoy nameHawaiian

Kai

“Sea”

1 syllable · 3 letters

About the name Kai

Kai is a linguistic coincidence machine, meaning sea in Hawaiian, ocean in Japanese, willow in Navajo and forgiveness in Frisian. That universality is precisely why it has climbed so fast: almost every culture can hear something of its own in it.

Kai is a boy name of Hawaiian origin, pronounced KY. On the NameRarity scale it scores 19 out of 100, which places it in the popular band — a well-used favourite — expect to share it occasionally. Its strongest period was the 2020s.

Associated with
calmfree-spiritedmodernresilient

Name facts at a glance

Meaning
Sea
Origin
Hawaiian
Gender
Boy
Pronunciation
KY
Syllables
1
Letters
3
US rank
#55
Peak era
2020s
Rarity
19 / 100
Per million
~1,740
Starts with
K
Numerology
3 · The Storyteller

How popular is Kai?

Popularity81/100
Rarity19/100

Kai sits at approximately #55 in recent US rankings. Roughly 1,740 people per million carry it — about 1 in 575. In a school of 1,000 pupils you would expect around 2.

Famous people named Kai

  • Kai Havertz
    German professional footballer
  • Kai Greene
    American professional bodybuilder

Spellings and variants of Kai

KaiiKyeCai

Names similar to Kai

Popular

George

JORJ

Farmer, worker of the earth

Greek16% rare
Very Rare

Kavin

KAH-vin

Beauty, handsomeness; also a poet

Tamil88% rare
Uncommon

Kendrick

KEN-drik

Bold power, or high summit

Old English and Welsh50% rare
Rare

Keshav

KAY-shuv

One with beautiful long hair, an epithet of Krishna and slayer of Keshi

Sanskrit74% rare
Rare

Knox

NOKS

From the round hill

Scottish56% rare
Very Popular

Levi

LEE-vy

Joined, attached in harmony

Hebrew14% rare
Popular

Owen

OH-en

Well-born, noble youth

Welsh18% rare
Uncommon

Theo

THEE-oh

Divine, gift of God

Greek40% rare
Browse all 1,284 names →

Kai — frequently asked questions

What does the name Kai mean?

Kai means "Sea". It is a name of Hawaiian origin, most often given to a boy.

How do you pronounce Kai?

Kai is pronounced KY, with 1 syllable.

How rare is the name Kai?

Kai scores 19 out of 100 on the NameRarity scale, which makes it popular. Roughly 1 in every 575 people carry it — about 1,740 per million.

What is the numerology number for Kai?

Kai carries the expression number 3, known as The Storyteller. Its soul urge number is 1 and its personality number is 2.

What is the lucky number and lucky colour for Kai?

The lucky number for Kai is 3 (with 12, 21, 30 also favourable), and its lucky colour is Lilac Amethyst. The traditional lucky day is Thursday and the associated gemstone is Amethyst.

Is Kai a popular name?

Kai currently sits around rank #55 in the United States, and its strongest period was the 2020s.