Family name Shamach (Shamach 
) , around the globe, is an extremely rare last name. The cognomen Shamach is characteristic of Israel, where it is a very rare surname, Nigeria, where it is an extremely rare surname, and the United States. Also, Shamach is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Shamach | Brazil, Nigeria, United States, India, Israel |