Worldwide, Kannaiyan (Kannaiyan 
) is a rare boy's forename. The first name Kannaiyan is habitual in Singapore, where it is a rare male name, and India, where it is a very rare masculine name. Also, Kannaiyan is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Kannaiyan | Malaysia, United States, Saudi Arabia, India, United Arab Emirates |