Kaius: Name Meaning, Origin & Popularity

At a Glance

Origin
Latin (variant of the Roman praenomen Gaius/Caius, of unknown origin) or Estonian form of Kai
Gender
Boy
Pronunciation
KY-əs

Kaius is a Latin (variant of the Roman praenomen Gaius/Caius, of unknown origin) or Estonian form of Kai boy's name. It appears in our list of 200+ Mystical, Whimsical Boy Names That Will Definitely Inspire You.

Meaning & Origin of Kaius

Origin: Latin (variant of the Roman praenomen Gaius/Caius, of unknown origin) or Estonian form of Kai.

A common claim: Kaius means "rejoice" Actually: "Rejoice" is a folk etymology linking Gaius/Caius to Latin gaudere ("to rejoice"); the actual origin of Gaius/Caius is unknown and disputed by scholars.

How to Pronounce Kaius

KY-əsIPA /ˈkaɪəs/

Popularity of Kaius

Lists That Include Kaius

Similar Names

Lev · Lumi · Florian · Mael · Evren · Niall

More Baby Name Inspiration