Spellings
Kayson or Kaysen?
In the US in 2025, 30% of babies in this name family were spelled Kayson and 18% Kaysen. Same name, slightly different impression: here are the figures for each spelling.
Kayson30% of the family1,305 born in 2025#264 among boys+85% since 2015Kaysen18% of the family772 born in 2025#415 among boys×2 since 2015Kyson15% of the family648 born in 2025#471 among boys+21% since 2015Kasen14% of the family622 born in 2025#483 among boyssteady since 2015Kaison13% of the family557 born in 2025#539 among boys+67% since 2015Kason11% of the family480 born in 2025#597 among boys−41% since 2015
Ten years ago
The order has flipped. In 2015, Kason led with 24% of the family's births; in 2025, Kayson leads with 30%. All spellings together, the family went from 3,376 to 4,384 births (+30%).
| Spelling | 2015 | 2025 | Change |
|---|---|---|---|
| Kayson | 704 | 1,305 | +85% |
| Kaysen | 351 | 772 | ×2 |
| Kyson | 536 | 648 | +21% |
| Kasen | 635 | 622 | steady |
| Kaison | 333 | 557 | +67% |
| Kason | 817 | 480 | −41% |
How they sound
- Kayson /ˈkeɪsən/ (KAY-sun)
- Kaysen /ˈkeɪsən/ (KAY-sun)
- Kyson /ˈkaɪsən/ (KYE-sun)
- Kasen /ˈkeɪsən/ (KAY-sun)
- Kaison /ˈkeɪsən/ (KAY-sun)
- Kason /ˈkeɪsən/ (KAY-sun)
In France
In France in 2025: Kayson 10 births and Kaysen 5 births. The other spellings are not given there often enough to be counted.
Sources: Social Security Administration (SSA), Insee (France), 2025 data. How we calculate these figures.
Which spelling is yours?
The one-minute style quiz.