Cognomen Cavalchini (Cavalchini 
) , globally, is a rare surname. The surname Cavalchini is habitual in Argentina, where it is a rare surname, Italy, and Australia, where it is a very rare surname. Much less frequently, Cavalchini is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cavalchini | Italy, Australia, United States, Argentina, Brazil |
| rinaldo cavalchini Italian writer, IT (b. 1291) |
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| francesco guidobono cavalchini Italian cardinal (1755-1828), IT (b. 1755) |
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