Cognomen Bertonasco (Bertonasco 
) , throughout the world, is a rare surname. The last name Bertonasco is habitual in Argentina, where it is a rare surname, Uruguay, and Italy. Much less frequently, Bertonasco is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bertonasco | Uruguay, Argentina, Italy, Germany, United States |
| alfredo bertonasco AR (b. 1899) |
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| larissa bertonasco German illustrator, DE (b. 1972) |
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Eda, Ediht, Erika, Ethel, Oscar, Marina, Marisa, Marita, María, Monica, Mirtha, Sandra, Silvia, Sergio, Stessy, Alcira, Andrea, Amanda, Aymara, Carlos, Camilo, Celina, Nadin, Nadia, Julia, Jorge, Marc, Raul, Luis, Jose, Juan, Elba, Emma, Irma, Olga, Maria, Benito, Mario, Marã, Mauro, Belen, Bruno, Kevin, Paola, Ruben, Diego, Dolly, Lucas, Marta, and Betina