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Kaius
OriginVariation of Caius, Latin
Meaning"rejoice"
About Kaius
Kaius is a K-ization of the Latin Caius, the name of an ancient poet, introduced by style maven Rachel Zoe. More recently, it was used by Derek Jeter for his son.
The draw of Kaius over Caius is the easy shortening to Kai. The nickname-ability of Kaius has propelled it up the charts, where it now outranks the original Caius.
As of October 2026, Kaius ranked #1029 in US births in 2025 SSA, peaked at #1028 in 2020.
Editor's take: The name Kaius is a boy's name of Latin origin meaning "rejoice".
Popularity & trends
US popularity — history
US rank, lower is more popular · SSA data 2014–2025
Actual · SSA
20142025
18802025
Data table
| Year | US rank | Births | Per million |
|---|---|---|---|
| 2014 | #1,773 | 85 | 44.3 |
| 2015 | #1,508 | 110 | 57.4 |
| 2016 | #1,496 | 114 | 60.1 |
| 2017 | #1,690 | 94 | 50.8 |
| 2018 | #1,502 | 115 | 63.3 |
| 2019 | #1,155 | 169 | 94.2 |
| 2020 | #1,028 | 201 | 116.4 |
| 2021 | #1,136 | 179 | 102.3 |
| 2022 | #1,163 | 177 | 101.4 |
| 2023 | #1,118 | 189 | 110.5 |
| 2024 | #1,134 | 186 | 108 |
| 2025 | #1,029 | 216 | 126.5 |
World rankings
Similar names
These 20 names were selected by our users looking for other names like Kaius.
- Caelum
- Raiden
- Kiran
- Aryan
- Kylian
- Shaena
- Aziel
- Draven
- Ronin
- Kenzo
- Ares
- Azariah
- Azari
- Havoc
- Cael
- Kadon
- Amari
- Azaiah
- Tirian
- Malik
Kaius on lists
Famous Kaiuss
- Kaius Jagger Berman (b. 2013)
son of stylist Rachel Zoe and Rodger Berman
Save Kaius
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