Cognomen Hâm'S (Hâm'S 
) , in all the world, is a rare surname. The last name Hâm'S is characteristic of South-eastern Asia, particularly Vietnam, where it is a rare surname. Likewise, Hâm'S is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hâm'S | Vietnam |