Cognomen Hattom (Hattom 
) , worldwide, is a very rare surname. The cognomen Hattom is characteristic of Australia, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Hattom is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hattom | United States, Australia |