Cognomen Suswantoro (Suswantoro 
) , around the globe, is a rare surname. The last name Suswantoro is characteristic of South-eastern Asia, particularly Indonesia, where it is a rare surname, and Malaysia, where it is a very rare surname. Very seldom, Suswantoro is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Suswantoro | Malaysia, Indonesia |