Surname Gaetani (Gaetani 
) , around the world, is quite a common family name. The family name Gaetani is habitual in Italy, where it is quite a rare surname, Argentina, and Switzerland. In absolute terms, it is commonest in Italy, Argentina, and the United States. Very seldom, Gaetani is the forename as well as the last name.
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| Gaetani | Guatemala, Italy, Brazil, United States, Argentina |
| gregorio gaetani IT (b. 1050) |
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| ottavio gaetani Italian historian, IT (b. 1566) |
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| alfonso gaetani Italian Jesuit (1578-1647), IT (b. 1578) |
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| gregorio giuseppe gaetani de aragonia Roman Catholic patriarch, IT (b. 1639) |
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| donna maria fardella gaetani 24 May 1639 Palermo - 29 Oct 1709 (b. 1639) |
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| benedetto gaetani Roman Catholic bishop (b. 1697) |
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| francesco maria emanuele gaetani Italian historian, IT (b. 1720) |
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| cesare gaetani IT (b. 1718) |
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| ignazio di sortino specchi gaetani Italian politician (1823-1899), IT (b. 1823) |
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| salvatore gaetani Italian historian and philosopher, IT (b. 1883) |
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raimonda gaetani Italian set and costume designer (b. 1942) |
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| giacomo gaetani dell'aquila d'aragona IT (b. 1887) |
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| joe gaetani American Paralympic athlete, US (b. 1901) |
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| alfonso gaetani Italian politician, IT (b. 1903) |
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rocco gaetani Italian politician, IT (b. 1957) |
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