Family name Chanao (Chanao 
) , in the world, is a rare surname. The surname Chanao is characteristic of Philippines, where it is a rare surname, New Zealand, where it is a very rare surname, and Thailand, where it is an extremely rare surname. Very seldom, Chanao is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chanao | Philippines, India, New Zealand, United States, Thailand |
| chanao i ruler of Vannetais (550-560 CE) |
|