Cognomen Sangiah (Sangiah 
) , in all the world, is a very rare family name. The cognomen Sangiah is characteristic of Malaysia, where it is a very rare surname, Australia, and India, where it is an extremely rare surname. More frequently, Sangiah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sangiah | Malaysia, India, Australia, United States, Sri Lanka |