Cognomen Ambarao (Ambarao 
) , all around the world, is a rare family name. The cognomen Ambarao is characteristic of Philippines, where it is a very rare surname, and India, where it is an extremely rare surname. Likewise, Ambarao is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ambarao | India, Philippines |