Family name Barr Kumarakulasinghe (Barr Kumarakulasinghe 
) , in the world, is a very rare last name. The family name Barr Kumarakulasinghe is characteristic of Australia, where it is a very rare surname, and Malaysia.
| VARIANT | COUNTRY |
|---|---|
| Barr Kumarakulasinghe | Malaysia, Australia |