Family name نسب (Nasab 
, Nassab 
, نسب 
) , across the world, is quite a rare surname. The cognomen نسب is habitual in Syria, where it is quite a rare surname, Lebanon, and Iran. Much less frequently, نسب is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nasab | Pakistan, Syria, Lebanon, United States, Iran |
| Nassab | Syria, Lebanon, United States, India, Iran |
| نسب | Jordan, Egypt, Syria, Iraq, Iran |
|
سيد رضا حسيني نسب Iranian grand ayatollah, IR (b. 1960) |
|
| حامد وحدتی نسب Prehistorian, IR (b. 1974) |
|
|
| امید شریفی نسب Iranian footballer, IR (b. 1977) |
|