Cognomen Riom (ريوم 
, Riom 
) , all over the world, is quite a rare surname. The last name Riom is characteristic of Malaysia, where it is quite a rare surname, France, where it is a rare surname, and Saudi Arabia. Also, Riom is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ريوم | Saudi Arabia, Yemen, Kuwait, Oman, Iraq |
| Riom | Saudi Arabia, Malaysia, Myanmar, India, France |
|
amable de riom Christian saint (5th century), FR (b. 398) |
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adine riom French poet and writer (1818-1899), FR (b. 1818) |
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alfred riom French politician (1842-1908), FR (b. 1842) |
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| émile riom French official, FR (b. 1870) |
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| georges riom French illustrator, FR (b. 1877) |
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| claude riom FR |
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Mo, Marie, Marta, Manon, Santa, Alain, Cyril, Bruno, Kevin, David, Daily, Joël, Julie, Jimmy, Ville, Fanny, Frank, Marine, Sandra, Sophie, Sylvie, Andrea, Maria, Arnaud, Yves, Eric, Mr, Ms, Yu, Mun, Ana, Bã, Lor, Lou, Tay, Wen, Matt, Aude, Paul, Rimo, Dana, Loic, Luis, Léa, Jade, Joel, Jean, Hugo, and Adrian