Cognomen Riswanto (Riswanto 
) , around the world, is a common surname. The last name Riswanto is characteristic of South-eastern Asia, particularly Indonesia, where it is quite a rare surname, and Malaysia, where it is a rare surname. Very seldom, Riswanto is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Riswanto | Malaysia, India, United States, Indonesia, United Kingdom |
| hm. nurcahyo riswanto Indonesian politician (born 1969 in Jogyakarta), ID (b. 1969) |
|