Cognomen Trinchera (Trinchera 
) , in the world, is quite a rare family name. The surname Trinchera is habitual in Italy, where it is quite a rare surname, Philippines, where it is a rare surname, and Switzerland, where it is a very rare surname. Not in comparison with a country's population, it is commonest in Italy, Philippines, and the United States. Very seldom, Trinchera is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Trinchera | Philippines, Argentina, Italy, Germany, United States |
| pietro trinchera Italian librettist, IT (b. 1707) |
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francesco trinchera politician (1841-1923), IT (b. 1841) |
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| francesco trinchera IT (b. 1810) |
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dominick trinchera American mobster (1936-1981), US (b. 1936) |
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| paolo trinchera Italian film producer, IT (b. 1889) |
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| stefano trinchera Italian association football player, IT (b. 1974) |
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| marco trinchera researcher |
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| trinchera a researcher |
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| laura trinchera researcher |
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Ma, Rhea, Ryan, Gaia, Gina, Lina, Luca, Lynn, Jose, Joan, Joel, Jeff, Juan, Juby, Jhon, Thea, Nino, Noel, Neil, Elsa, Edna, Enzo, Russ, Emma, Romi, Anna, Mr, La, Sal, Ada, Raz, Ron, Ren, Gio, Leo, Lyn, Jay, Tom, Eva, Vic, Ira, Ian, Marc, Mark, Sara, Alex, Aldo, Pino, and Ezio