Cognomen Ayyathurai (Ayyathurai 
) , worldwide, is a rare last name. The surname Ayyathurai is characteristic of Singapore, where it is a rare surname, Saudi Arabia, where it is a very rare surname, and Malaysia. Not in comparison with a country's population, it is commonest in India, Saudi Arabia, and Malaysia. Very seldom, Ayyathurai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ayyathurai | India, Singapore, Malaysia, United States, Saudi Arabia |