Last name Decaria (Decaria 
) , around the globe, is a rare family name. The family name Decaria is characteristic of Canada, where it is a rare surname, Australia, and Italy. Not in comparison with a country's population, this name is the most popular in the United States, Canada, and Brazil. Much less frequently, Decaria is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Decaria | Brazil, Italy, Canada, Argentina, United States |
|
raúl decaria Argentinian association football player, AR (b. 1939) |
|
| ken decaria American politician, US (b. 1953) |
|
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| victor decaria Ph.D. University of Pittsburgh 2019 |
|