Cognomen Gamna (Gamna 
) , worldwide, is a rare surname. The cognomen Gamna is habitual in Italy, where it is a rare surname, Canada, where it is a very rare surname, and Israel. In absolute terms, this name is the most popular in Italy, India, and Canada. Likewise, Gamna is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gamna | Italy, Nigeria, India, Pakistan, Canada |
| carlos gamna Italian physician (b. 1866) |
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| carlo gamna IT (b. 1886) |
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| vincenzo gamna Italian film director and screenwriter (1925-2016), IT (b. 1925) |
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| gustavo gamna (b. 1923) |
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