Cognomen Crostarosa (Crostarosa 
) , around the world, is a very rare surname. The cognomen Crostarosa is characteristic of Italy, where it is a very rare surname, the United States, where it is an extremely rare surname, and Brazil.
| VARIANT | COUNTRY |
|---|---|
| Crostarosa | Brazil, Italy, United States |
|
giulia crostarosa Italian catholic nun and foundress (1696-1755), IT (b. 1696) |
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| pietro crostarosa Italian priest (1835-1902) (b. 1835) |
|
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| fortunato crostarosa IT (b. 1830) |
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