Cognomen Wijeyanathan (Wijeyanathan 
) , around the globe, is a rare family name. The last name Wijeyanathan is habitual in Sri Lanka, where it is quite a rare surname, Canada, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Wijeyanathan | United Kingdom, Canada, United States, Sri Lanka |