Cognomen Ciarallo (Ciarallo 
) , around the globe, is a rare last name. The family name Ciarallo is characteristic of Italy, where it is a rare surname, Argentina, and Canada. Measured by absolute frequency, it is commonest in Italy, Argentina, and Brazil.
| VARIANT | COUNTRY |
|---|---|
| Ciarallo | Brazil, Argentina, Canada, United States, Italy |
| annamaria ciarallo Italian archaeologist (1948-2013), IT (b. 1948) |
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| antonio ciarallo (b. 1957) |
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| frank w. ciarallo Ph.D. Carnegie Mellon University 1993 |
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