Family name Simalang (Simalang 
) , all around the world, is a rare last name. The family name Simalang is characteristic of Laos, where it is quite a rare surname, Philippines, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Simalang | Laos, United States, Philippines |