Caidyn
Below 5 births
2025 SSA
About Caidyn
Caidyn is a modern masculine name that represents a contemporary spelling variation of Caden, which derives from several possible origins including a Gaelic surname meaning 'spirit of battle' or the Welsh element 'cad' meaning 'battle.' This spelling with 'yn' emerged during the early 2000s as part of the trend toward unique spellings of traditional names. Caidyn exhibits the distinctive 'y' that became popular in many contemporary American names. While maintaining the same pronunciation as Caden (KAY-den), this variation gives the name a more distinctive appearance on paper. The name projects a youthful, energetic quality and has been moderately popular among parents seeking a modern-sounding boy's name with Celtic undertones but a contemporary American feel.
Caidyn is also given to girls.
Pronounced KAY-din.
As of October 2026, Caidyn ranked #4420 for boys in US births in 2025 and #15669 for girls in US births in 2024 SSA, peaked at #2081 for boys in 2011 and #4010 for girls in 2004.
Popularity & trends
Data table
| Year | US rank · boys | Births · boys | US rank · girls | Births · girls |
|---|---|---|---|---|
| 2014 | #2,715 | 44 | — | 0 |
| 2015 | #3,032 | 38 | — | 0 |
| 2016 | #3,452 | 32 | — | 0 |
| 2017 | #3,319 | 34 | — | 0 |
| 2018 | #2,805 | 43 | — | 0 |
| 2019 | #3,148 | 37 | — | 0 |
| 2020 | #3,937 | 26 | — | 0 |
| 2021 | — | 0 | — | 0 |
| 2022 | #4,105 | 26 | — | 0 |
| 2023 | #4,016 | 27 | — | 0 |
| 2024 | #4,199 | 25 | — | 0 |
| 2025 | #4,420 | 23 | — | 0 |