Surname De Curtis (De Curtis 
) , around the world, is a rare cognomen. The cognomen De Curtis is habitual in Italy, where it is quite a rare surname, Argentina, where it is a rare surname, and Venezuela, where it is a very rare surname. In absolute terms, it is commonest in Italy, Argentina, and Germany.
| VARIANT | COUNTRY |
|---|---|
| De Curtis | Argentina, Italy, Venezuela, Germany, United States |
| giambattista de curtis Italian painter, poet, lyricist (1860-1926), IT (b. 1860) |
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| ernesto de curtis Italian composer, IT (b. 1875) |
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liliana de curtis Italian actress and writer, IT (b. 1933) |
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| mario de curtis researcher |
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| paolo de curtis Roman Catholic bishop, IT |
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| amalia de curtis researcher |
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| claudio de curtis IT |
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Ugo, Pippo, Diana, Laura, Lucia, Lucio, Luigi, Luana, Jorge, Totò, Noemi, Elida, Elena, Fabio, Oscar, Marina, Matteo, Mattia, Silvio, Scipio, Alison, Andrea, Pedro, Angelo, Peter, Paula, Aldo, Anna, Ciro, Rosa, Dora, John, Juan, Tony, Toto, Enza, Ilda, Maria, Mario, Marta, Marco, Mauro, Annie, Carlo, Carla, Celia, Kelly, Paolo, and Adolfo