Family name Manorin (Manorin 
) , in all the world, is a very rare surname. The cognomen Manorin is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname, Cambodia, and Philippines, where it is an extremely rare surname. Very seldom, Manorin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Manorin | Philippines, Thailand, Brazil, India, Cambodia |