Kaia
[ˈkaɪə]Meaning
a diminutive of Katarina or Katariina
Background Story
Kaia is a diminutive of Katarina or Katariina. Behind the Name records the name as used in Albanian, Ancient Greek, Basque, Belarusian, Breton, Bulgarian, Catalan, Corsican, Croatian, Czech, Danish and Dutch.

Related Names
Daphira
Iris
Means "rainbow" in Greek
Kai
Uncertain; possibly a Frisian diminutive of Gerhard, Nicolaas, Cornelis or Gaius, or Hawaiian for "sea"
Kailani
From Hawaiian kai "sea" and lani "sky, heaven"
Keona
Hawaiian: ke ("the") + ona ("attractive"), also short for names beginning so
Kora
A name derived from the Greek word for 'maiden' or 'daughter'.
Kya
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Meri
Means "sea" in Finnish; also a Georgian, Armenian and Greek form of Mary
Nixa
A name derived from the word 'nixie', which refers to a water spirit in German folklore.
Reka
A Faroese name from Old Norse vreka