Family name Regianto (Regianto 
) , in the entire world, is a rare last name. The cognomen Regianto is characteristic of South-eastern Asia, particularly Indonesia, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. Very seldom, Regianto is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Regianto | Indonesia, Malaysia |