Cognomen Wattegedara (Wattegedara 
) , worldwide, is a rare last name. The cognomen Wattegedara is habitual in Sri Lanka, where it is quite a rare surname, Australia, where it is a very rare surname, and Canada, where it is an extremely rare surname. Measured by absolute frequency, it most frequently occurs in Sri Lanka, Australia, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Wattegedara | Australia, Sri Lanka, Canada, United States |