Last name Zam-Zam (Zam-Zam 
) , in all the world, is a rare surname. The family name Zam-Zam is characteristic of Indonesia, where it is a very rare surname, Malaysia, and South Africa, where it is an extremely rare surname. More prevalently, Zam-Zam is the forename as well as the last name. Parts of the name also exists independently as a last name Zam, and a last name Zam.
| VARIANT | COUNTRY |
|---|---|
| Zam-Zam | Indonesia, Democratic Republic of the Congo, Somalia, Tanzania, Djibouti |