Cognomen Adingan (Adingan 
) , globally, is a very rare surname. The cognomen Adingan is habitual in South-eastern Asia, particularly Philippines, where it is a very rare surname. Very seldom, Adingan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Adingan | Philippines |
Alimo, Almasan, and Abdulhalim