Kayo
- US rank
- #7,194
- Syllables
- 2
- Peak
- #3,668 in 1948
11 babies were named Kayo in the US in 2025. It has climbed 4,828 places in five years.
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US births per million girls, 1973–2025
US births per million boys, 1926–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Kayo you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 156,250 baby boys born in the US in 2025 was named Kayo, 11 babies in all. In a typical school of 500 kids, your Kayo would very likely be the only one.
- HistoryKayo first shows up in US birth records in 1926, the first year at least 5 babies got it. It has been in use for 99 years since.
- Best yearIts best year was 1948, when it reached #3,668.
- TrendKayo has climbed 4,828 places in the US rankings over the last five years and now sits at #7,194. Fast risers like this often keep climbing, so expect to hear it more.
About the name Kayo
Kayo is a boy name of American origin. It has 4 letters and 2 syllables, starting with K and ending in “-ayo”. US birth records list Kayo for boys from 1926 to 2025, in 28 of those 100 years. Its best year was 1948, when it ranked #3,668 among boy names. In 2025 it ranked #7,194, with 11 babies.
Origin:American names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1970s | 3.4 | 294,118 girls |
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1920s | 1.1 | 888,889 boys |
| 1940s | 0.3 | 3,571,429 boys |
| 1990s | 0.3 | 3,846,154 boys |
| 2000s | 4.7 | 214,133 boys |
| 2010s | 5.4 | 184,502 boys |
| 2020s | 6.5 | 153,061 boys |
Other spellings of Kayo
More American boy names
- Boy name: Henry · ruler of the home
- Unisex name: Maverick · independent, unbranded
- Unisex name: Kai · sea
- Unisex name: Jace · healer
- Boy name: Jaxon · son of Jack
- Boy name: Milo · possibly gracious
- Boy name: Bryson · son of Brice
- Boy name: Louis · famous warrior
Questions about the name Kayo
What is the origin of the name Kayo?
Kayo has American roots in our records. Other American names include Henry, Maverick, Kai.
Is Kayo a boy or girl name?
Kayo is a boy name.
How popular is the name Kayo?
Kayo ranked #7,194 for US boys in 2025, given to 11 babies. Its best year was 1948 (#3,668).