Family name Riedo (Riedo 
, Ryedo) , all over the world, is quite a rare last name. The surname Riedo is habitual in Switzerland, where it is quite a common surname, Italy, where it is a rare surname, and Brazil. Much less frequently, Riedo is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Riedo | Italy, Brazil, United States, Indonesia, Switzerland |
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daniel riedo Swiss athletics competitor, CH (b. 1942) |
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| hans riedo (1917-1992), CH (b. 1917) |
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| riedo puppo Friulian teacher and writer, IT (b. 1920) |
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| hubert riedo badminton player, CH (b. 1950) |
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| dominik riedo Swiss writer, CH (b. 1974) |
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| chantal riedo (b. 1966) |
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| andreas riedo researcher |
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| sandra mara riedo Quebecois political candidate, CA |
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| elisa riedo researcher ORCID ID = 0000-0002-2423-8801 |
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| alexia riedo Swiss association football player, CH |
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Mr, Lara, Lais, Leda, Luca, Luis, Luiz, Luan, Jose, John, Joao, Jojo, Judy, Naty, Elva, Eric, Enio, Enzo, Hugo, Vera, Isis, Iris, Duda, Ruth, Rita, Reto, Ms, Pi, Sã, Ana, Ray, Don, Jan, Isa, Yan, Marc, Ilzo, Mark, Siro, Stã, Alex, Anna, Abel, Aine, Paul, Rosa, Rolf, Rene, Sara, and Ivan