Family name Addan (Addan 
) , across the world, is a rare surname. The cognomen Addan is habitual in Morocco, where it is a very rare surname, New Zealand, and Honduras. In absolute terms, it is commonest in Morocco, India, and Philippines. More prevalently, Addan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Addan | Brazil, Democratic Republic of the Congo, Pakistan, India, Morocco |