Family name Buthpitiya (Buthpitiya 
) , worldwide, is a rare cognomen. The family name Buthpitiya is characteristic of Sri Lanka, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Buthpitiya | Sri Lanka, United States |
| senaka buthpitiya Ph.D. Carnegie Mellon University 2014 |
|