Cognomen Galagama (Galagama 
) , around the world, is a rare surname. The surname Galagama is characteristic of Sri Lanka, where it is quite a rare surname, and the United Kingdom, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Galagama | United Kingdom, United States, Sri Lanka |
| galagama sri aththadassi thera LK (b. 1922) |
|