Kaius

“Variant of Gaius — rejoicing (from Proto-Indo-European *geh₂w- 'to rejoice')” — Latin origin

Boy's name · #1028 in the US (2025) · Trending

Kaius has appeared in US records since 2005 — best rank #1023 (2020) · 2,011 babies named Kaius all-time · 1 in 7,700 boys born in 2025.

Around the world: about 1 in 6,300 boys in Canada (2024) · about 1 in 11,000 boys in England & Wales (2025).

Appears in 2020-2025 birth records of 22 states. See the full state-by-state map on this page.

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