Family name Hyssain (Hyssain 
) , globally, is a very rare surname. The cognomen Hyssain is habitual in Pakistan, where it is a very rare surname, India, where it is an extremely rare surname, and the United States. Much less frequently, Hyssain is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hyssain | India, United States, Pakistan |