Cognomen Asadullah (Asadullah 
, اسدالله 
, Асадуллах 
) , in the entire world, is a common last name. The family name Asadullah is characteristic of United Arab Emirates, where it is quite a rare surname, Singapore, and Afghanistan. Not in comparison with a country's population, the name is most common in Southern Asia, particularly Bangladesh, Pakistan, and India. More prevalently, Asadullah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Asadullah | Saudi Arabia, Afghanistan, India, Pakistan, Bangladesh |
| اسدالله | Saudi Arabia, Iran, Egypt, Afghanistan, Iraq |
| Асадуллах | Kazakhstan, Russia, Ukraine |
| اسداللہ | Saudi Arabia |
Asadollah, Assadollah, Assadullah, Асадолла, Асадуллаг, and Асадуллагь
| syed asadullah (b. 1933) |
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| mohammad niaz asadullah economist (Universiti Malaya; University of Reading; Institute of Labor Economics (IZA)) (b. 1975) |
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