Cognomen Riono (Riono 
) , in the entire world, is quite a rare last name. The surname Riono is habitual in South-eastern Asia, particularly Indonesia, where it is quite a rare surname, Malaysia, where it is a rare surname, and Philippines, where it is an extremely rare surname. Likewise, Riono is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Riono | Philippines, Malaysia, United States, Indonesia, Japan |
| pandu riono epidemiologist from the Faculty of Public Health at the University Indonesia and a member of a team of researchers who carried out some of the earliest modelling of the pandemic in Indonesia, ID (b. 1956) |
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| y.v.a. riono Indonesian politician (born 1961 in Kediri), ID (b. 1961) |
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