Family name Samalong (Samalong 
) , throughout the world, is a very rare surname. The surname Samalong is habitual in South-eastern Asia, particularly Malaysia, where it is a very rare surname, and Thailand, where it is an extremely rare surname. Very seldom, Samalong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Samalong | India, Philippines, Malaysia, Thailand |