Kaio
boy name#4539 in 2025Kaio entered the US charts in 1993, peaked at #4072 in 2024, ranks #4539 today — a rare gem few children share.
Popularity 1993–2025
#4539
rank today
#4072
peak (2024)
22
babies in 2025
rare
a rare gem few children share
Rank by decade
| Decade | Average rank |
|---|---|
| 1990s | #8104 |
| 2000s | #6671 |
| 2010s | #5506 |
| 2020s | #4691 |
Strongest states
Over the last decade, Kaio has been most popular in CA.
Living bearers
About 400 people named Kaio are estimated to be alive in the US today.
The typical Kaio is a kid of about 11 — this name's wave is very recent.
Estimated from official SSA birth records and life tables.
Names similar in popularity
Frequently asked questions
- How popular is the name Kaio in 2025?
- Kaio ranks #4539 among US boy names in 2025, with 22 babies given the name.
- When was the name Kaio most popular?
- Kaio peaked in 2024, reaching #4072 among US boy names.
- Will my child share the name Kaio with classmates?
- Kaio will almost certainly be the only one in school.
Torn between Kaio and another name?
Put them head to head — full stats, history and a verdict.
Start a name battle