Family name Rizzardo (Rizzardo 
) , globally, is quite a rare surname. The surname Rizzardo is characteristic of Italy, where it is a rare surname, Argentina, and Canada. Not in comparison with a country's population, the name is most common in Italy, Brazil, and Argentina. Much less frequently, Rizzardo is the forename as well as the last name.
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| Rizzardo | Brazil, Italy, Canada, Argentina, United States |
| rizzardo ii da camino Italian nobleman and military leader, a member of the da Camino family and lord of Treviso, IT (b. 1274) |
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| rizzardo iv da camino Italian politician and condottiero (b. 1290) |
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| rizzardo isolani Roman Catholic bishop (b. 1687) |
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| rizzardo paolo crescini IT (b. 1841) |
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ezio rizzardo Italian-Australian chemist, IT (b. 1943) |
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| rizzardo da camino (b. 1918) |
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| rizzardo brenioli Italian cyclist (1930-1993), IT (b. 1930) |
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| redovino rizzardo Brazilian priest (1939-2016), BR (b. 1939) |
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| rené rizzardo French politician (1942-2010), FR (b. 1942) |
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| rizzardo strassoldo - 1500 |
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| rizzardo strassoldo, signore di villanova, farra 1500 - |
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| alice rizzardo Ph.D. Columbia University 2012 |
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| rômulo a g rizzardo researcher |
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| rizzardo di valvasone, signore di cuccagna, valvasone, partistagno - 1406 |
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| sebastiano rizzardo researcher (ORCID 0000-0002-1104-1401) |
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