Cognomen Caldura (Caldura 
) , across the world, is a very rare surname. The surname Caldura is characteristic of Romania, where it is a rare surname, and Italy, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Caldura | Romania, Italy |
| federico caldura Italian film director and screenwriter, IT (b. 1923) |
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| riccardo caldura (b. 1957) |
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