Kei (given name)

Updated on Apr 25, 2026

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Pronunciation Kei Word/name Japanese Related names Keiko		Gender Both Region of origin Japanese

Kei (けい, ケイ) is a Japanese male's personal name; used increasingly as a female's personal name, as a shortening of Keiko.

Kei can be written using different kanji characters and can mean:

圭, "square jewel"

恵, "blessing"

慧, "wise"

慶, "jubilation"

敬, "respect"

佳, "excellent"

桂, "Japanese Judas-tree"

啓, "disclose"

硅, "silicon"

The name can also be written in hiragana or katakana.

People

Kei (ケイ, born 1957), a Japanese singer of the pop duo Pink Lady

Kei Ogura (佳, born 1944), a Japanese singer-songwriter and composer

Kei Nishikori (圭, born 1989), a Japanese tennis player

Kei Akagi (恵, born 1953), a Japanese American jazz pianist

Kei Yasuda (圭, born 1980), a female Japanese singer, musician and actress

Kei Igawa (慶, born 1979), a Japanese pitcher

Kei Shindō (圭, born 1984), a Japanese voice actress

Kei Kusunoki (桂, born 1966), a Japanese manga artist

Kei Tomiyama (敬, 1938–1995), a Japanese actor, voice actor, and narrator

Kei Mizutani (ケイ, born 1974), a Japanese adult film actress

Kei Inoo (慧, born 1990), a Japanese singer

Kei Orihara (恵, born 1948), a Japanese photographer

Kei (birthname Kim Ji-yeon, born 1995), a South Korean singer of the girl group Lovelyz.

Characters

Kei (Akira) (ケイ), the female protagonist of the anime and manga Akira

Kei (Dirty Pair) (ケイ), a character in the manga and anime series Dirty Pair

Kei Kurono (計), a character in anime and manga series GANTZ

Kei Kishomoto (恵), a character in anime and manga series GANTZ

Kei Kusanagi (桂), the main character in the anime series Please Teacher!

Kei Yoshikawa (恵), the main protagonist in the manga series The Day of Revolution

Kei, the vampire played by Hyde in Moon Child

Cyberdoll Kei, a cyberdoll in the anime series Hand Maid May

Kei Takishima (彗), a character in the manga and anime S · A: Special A

Kei Aizawa, a character in the anime and manga Wangan Midnight. His real name is Keiichiro, but is referred to as Kei.

Kei Chitose, a friend of Sakura Kasugano in the Street Fighter Alpha series of video games

Kei (Prétear), one of the seven Leafe Knights in the manga and anime Prétear

Kei (Ape Escape), the male star of Ape Escape 3

Kei Hazuki, leading male character and one of the possible love interests in the dating simulator Tokimeki Memorial Girl's Side by Konami

Kei, an American tank commander in the anime series Girls und Panzer.

Kei Tsukishima (蛍),character in the manga and anime Haikyuu!!

Kei Tsukikage, character in anime and manga Soar High! Isami

Kei Kuramoto (圭), a character in the manga and anime series Flying Witch

References

Kei (given name) Wikipedia

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References