Family name Herchan (Herchan 
) , in all the world, is a very rare cognomen. The last name Herchan is habitual in Morocco, where it is a very rare surname, Australia, and the United States, where it is an extremely rare surname. Very seldom, Herchan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Herchan | Morocco, Philippines, United States, Australia |