Family name غيثان (غيثان 
) , around the world, is quite a rare surname. The last name غيثان is habitual in Western Asia, particularly Yemen, where it is quite a rare surname, and Saudi Arabia, where it is a rare surname. Much less frequently, غيثان is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| غيثان | Saudi Arabia, Yemen, Iraq |