Family name אדאדי (Adadi 
, Addadi 
, אדאדי 
) , all over the world, is quite a rare last name. The family name אדאדי is characteristic of Macao, where it is quite a rare surname, Morocco, and Algeria. Measured by absolute frequency, it is the most numerous in Morocco, India, and Algeria. Much less frequently, אדאדי is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Adadi | Indonesia, Morocco, Algeria, Tanzania, India |
| Addadi | Morocco, Algeria, United States, India, France |
| אדאדי | Israel |
| נתן אדאדי IL (b. 1740) |
|