Family name Gesualdo (Gesualdo 
) , worldwide, is quite a rare surname. The surname Gesualdo is habitual in Italy, where it is quite a rare surname, Argentina, and the Dominican Republic, where it is a rare surname. Not in comparison with a country's population, it most frequently occurs in Italy, Argentina, and the United States. Also, Gesualdo is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Gesualdo | Brazil, Italy, Argentina, United States, Dominican Republic |
| guillaume de gesualdo IT (b. 1050) |
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| luigi iii gesualdo (b. 1458) |
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alfonso gesualdo Catholic cardinal, IT (b. 1540) |
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| camillo gesualdo Roman Catholic archbishop (b. 1492) |
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| giovanni andrea gesualdo Gesualdo, Giovanni Andrea, active 16th century, IT (b. 1496) |
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carlo gesualdo Italian prince, 1566–1613, known for his compositions and for killing his wife and her lover, IT (b. 1561) |
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| luigi iv gesualdo IT (b. 1509) |
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| fabrizio ii gesualdo IT (b. 1537) |
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| filippo gesualdo IT (b. 1550) |
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| alfonsino gesualdo IT (b. 1595) |
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| isabella gesualdo 1611 - 1629 (18 years), IT (b. 1611) |
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salvatore di gesualdo Italian painter (1940-2012), IT (b. 1940) |
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eddy gesualdo Canadian soccer player, CA (b. 1968) |
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| francesco gesualdo researcher |
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| gabriela dutra gesualdo researcher |
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