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Last name Ruwanga (Ruwanga
) , in all the world, is a rare cognomen. The cognomen Ruwanga is habitual in Sri Lanka, where it is quite a rare surname, Tanzania, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. Likewise, Ruwanga is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ruwanga | Malaysia, United States, Sri Lanka, Tanzania |