Last name احمدو (Ahmadu 
, احمدو 
) , across the world, is a common cognomen. The cognomen احمدو is habitual in Nigeria, where it is quite a common surname, Sudan, where it is quite a rare surname, and Libya. In absolute terms, this name is the most popular in Nigeria, Sudan, and Cameroon. Likewise, احمدو is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ahmadu | Cameroon, Niger, India, Ghana, Nigeria |
| احمدو | Egypt, Sudan, Syria, Saudi Arabia, Algeria |