Last name Gamarallage (Gamarallage 
) , around the world, is a rare cognomen. The surname Gamarallage is characteristic of Sri Lanka, where it is a rare surname, and Australia, where it is a very rare surname. Very seldom, Gamarallage is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gamarallage | Sri Lanka, United States, Australia |