Cognomen Sonoal (Sonoal 
) , all over the world, is a very rare last name. The family name Sonoal is characteristic of Thailand, where it is a very rare surname, and India, where it is an extremely rare surname. Much less frequently, Sonoal is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sonoal | India, Thailand |