Meaning & origin
A reliable meaning for Casyn isn’t established in our sources yet. Rather than guess, we show what is recorded: how the name is used, how often, and the names it’s connected to.
The story
Published U.S. birth records include this spelling as early as 2000. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Casyn through the years
- Babies since 1880
- 536
- 510 boys · 26 girls
- Most popular year
- 2014
- 46 babies
- 2025
- 18
- #5,244 for boys
- 2021–25 vs 2016–20
- −17%
- Easing
By the numbers
In 2025, this name appeared in 18 U.S. birth records for boys, ranking No. 5,244 among boys’ names. Average annual use for boys was 17.3% lower in 2021–2025 than in 2016–2020. Published U.S. population figures for this spelling include 372 as a first name in 2020.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.
Casyn’s family of names
The ring: spellings.
Spellings & scripts 2
The same name written differently, including transliterations into other scripts.
Similar names
If you love Casyn, these share its style, era, origin or sound, from outside its own family.
Kaidan
“a beloved companion”
96% boys · 4% girls
Camdon
“of the enclosed valley” · “from the winding valley”
>99% boys
Kaicyn
94% boys · 6% girls
Kahden
>99% boys
Kaysyn
92% boys · 8% girls
Kayvon
“a handsome man”
>99% boys
Candan
“a sincere man”
>99% boys
Carrson
>99% boys