Cognomen كايدن (Kayden 
, Cayden , Caiden 
) , worldwide, is a rare surname. The last name كايدن is characteristic of Lebanon, where it is a rare surname, Singapore, and Malaysia. Measured by absolute frequency, it most frequently occurs in the United States, Indonesia, and Malaysia. More frequently, كايدن is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kayden, Cayden | Australia, Singapore, Malaysia, Hong Kong, United States |
| Caiden | United Kingdom, Canada, Australia, Malaysia, United States |