Cognomen Yammout (Yammout 
) , in the world, is a rare surname. The surname Yammout is habitual in Lebanon, where it is quite a rare surname, France, where it is an extremely rare surname, and Canada. In absolute terms, it is the most numerous in Lebanon, the United States, and France.
| VARIANT | COUNTRY |
|---|---|
| Yammout | Lebanon, United States, Canada, France, Brazil |