Cognomen Riart (Riart 
) , globally, is a rare family name. The surname Riart is habitual in Paraguay, where it is quite a rare surname, Spain, where it is a rare surname, and Argentina. Very seldom, Riart is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Riart | Paraguay, France, Argentina, Venezuela, Spain |
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luis alberto riart President of Paraguay (1880-1953), PY (b. 1880) |
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| francesc riart i mitjavila ES (b. 1893) |
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conxita marsol i riart Andorran politician, ES (b. 1960) |
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| luis alberto riart (b. 1962) |
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| luis alberto riart Paraguayan Minister of Education and Culture, PY |
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Ana, Lidia, Jaime, Josep, Jorge, Jordi, Norma, Noemi, Oriol, Oscar, María, Manuel, Montse, Milton, Susana, Alicia, Alvaro, Antoni, Carlos, Carles, Ceigrup, Daniel, Delia, Pablo, Clide, Cledi, Marc, Anna, Raul, Rosa, Dora, Jose, Joan, Juan, Toni, Elsa, Lorena, Iago, Maria, Marta, Marã, Magda, Mabel, Merce, Selva, Celia, Cesar, Clara, Omar, and Javier