Surname Adoan (Adoan 
) , across the world, is a rare last name. The surname Adoan is characteristic of Jordan, where it is a rare surname, Philippines, where it is a very rare surname, and Indonesia. Much less frequently, Adoan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Adoan | Jordan, Brazil, Philippines, Venezuela, Indonesia |