Rising since 2005, #4,396 for boys today.
Popularity of Kaysan since 2002
Babies named Kaysan per year in U.S. Social Security records. Raw births topped out in 2010, but relative to how few babies were recorded back then, Kaysan's real moment was 2025.
Data table (by decade)
| Decade | Boys |
|---|---|
| 2000s | 43 |
| 2010s | 172 |
| 2020s | 100 |
Meaning & origin
Kaysan is a modern American name that first appeared on the U.S. Social Security Administration's baby name list in 2002. Since 2005, it has been on a steady upward trajectory, reaching its peak rank of 4,396 in 2023. In that year, approximately 1 in every 74,264 boys were named Kaysan, reflecting its status as a rare but increasingly visible choice. The name has not yet appeared among the top baby names in any state, suggesting its use is geographically diffuse. Kaysan likely originated as a respelling of Kason, a name that itself emerged from the trend of creating distinctive, modern-sounding names by blending familiar sounds. Its rise fits a broader pattern of names ending in "-an" or "-son" gaining favor in the 21st century. While the name lacks deep historical roots, it appeals to parents seeking a fresh, straightforward name for their sons.
Kaysan first appeared in the United States around 2002. It may be a modern respelling of Kason, which itself is a recent invention likely influenced by names like Jason and Kade. The name has no clear historical or linguistic derivation.
“Kaysan” around the world
Where Kaysan lands in the latest official birth statistics abroad, matched to the U.S. spelling.
France
70
babies in 2024
Sources: INSEE (France).
Nicknames & variants
Nicknames: Kay
Sibling names for Kaysan
Names that share Kaysan's style, for a brother or sister.

