Surname Mapatunage (Mapatunage 
) , in all the world, is a rare family name. The family name Mapatunage is habitual in Sri Lanka, where it is quite a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Mapatunage is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mapatunage | United States, Sri Lanka |