Rising since 2012, #9,714 for boys today.
Popularity of Caisyn since 2011
Babies named Caisyn per year in U.S. Social Security records.
Data table (by decade)
| Decade | Girls | Boys |
|---|---|---|
| 2010s | 35 | 53 |
| 2020s | 35 | 117 |
Meaning & origin
Caisyn is a modern invented name that first appeared on the U.S. popularity charts in 2011, a time when creatively spelled, sound-driven names were gaining traction. It reached its peak rank of 9,714 in 2023, though its trajectory has been steadily rising since 2012, indicating growing but still rare usage. In 2025, approximately 1 in every 244,011 newborns received the name, placing it among the more unusual choices. The name follows the same phonetic and stylistic patterns as other modern coinages, blending the fashionable initial sound "Cay-" with the suffix "-syn," a variation of the popular "-son" ending. Its lack of top state concentrations suggests it is used sporadically across the country without a regional stronghold. As a unisex name, Caisyn reflects broader naming trends that favor names without strong gender associations, appealing to parents seeking a distinctive yet accessible option.
Caisyn is a modern invented name, first recorded in the United States in 2011. Its formation follows a contemporary trend of combining the popular initial sound "Cay-" or "Kai-" with the common suffix "-son" or "-syn," seen in names like Cason and Jackson. It does not have a historical or traditional etymology.
Sibling names for Caisyn
Names that share Caisyn's style, for a brother or sister.

