Kaius
A boys’ name of Latin origin, meaning rejoices; from gaius.
Babies a year
24
England and Wales, 2025
Rarity
Rare
among names in use
US popularity
—
outside the top 1000
UK popularity
#1197
24 babies
In 2025, 24 babies in England and Wales were named Kaius. In the US, 94 were, though that figure is from 2017 — the most recent full year we hold.
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