Surname Gadaa (Gadaa 
) , globally, is a rare family name. The last name Gadaa is habitual in Western Asia, particularly Saudi Arabia, where it is a rare surname, Qatar, and Kuwait. In absolute terms, it is commonest in Saudi Arabia, Egypt, and Sudan. Also, Gadaa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gadaa | Ethiopia, Saudi Arabia, Sudan, Egypt, India |