Surname Asunu (Asunu 
) , around the world, is a rare cognomen. The family name Asunu is habitual in Papua New Guinea, where it is quite a rare surname, Nigeria, where it is an extremely rare surname, and India. Much less frequently, Asunu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Asunu | Papua New Guinea, India, Nigeria |