Surname Kalaiyalagan (Kalaiyalagan 
) , all around the world, is a very rare family name. The last name Kalaiyalagan is habitual in the United Kingdom, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. Likewise, Kalaiyalagan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kalaiyalagan | Malaysia, United Kingdom |