Last name Айден (Aiden 
, Ayden 
, Айден 
) , around the globe, is quite a rare cognomen. The family name Айден is characteristic of Malaysia, where it is quite a rare surname, Israel, and Singapore. Measured by absolute frequency, it is commonest in Nigeria, Malaysia, and Turkey. More prevalently, Айден is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Aiden | Australia, South Korea, United Kingdom, United States, Ireland |
| Ayden | Australia, Philippines, United Kingdom, United States, Ireland |
| Айден | Kazakhstan, Russia, Azerbaijan, Ukraine |