Family name Iengo (Iengo 
) , worldwide, is quite a rare last name. The surname Iengo is habitual in Italy, where it is quite a rare surname, Australia, where it is a very rare surname, and France. Measured by absolute frequency, it is commonest in Italy, the United States, and France. Much less frequently, Iengo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Iengo | Australia, France, Italy, Brazil, United States |
| roberto iengo researcher (b. 1941) |
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| maurizio iengo researcher |
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| paolo i. iengo particle physicist |
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| massimo iengo Laurea Università degli Studi di Trieste 1995 |
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Sue, Nico, Neil, Elza, Enzo, Vera, Ivan, Imma, Maria, Marie, Mario, Marco, Mauro, Moira, Mirko, Sofia, Adele, Carlo, Conny, Clara, Patti, Paola, Nair, Tony, Joao, John, Pia, Mina, Mike, Sara, Susy, Alex, Anna, Aida, Cira, Ciro, Paolo, Katy, Raff, Rosa, Rosy, Rita, Dino, Dora, Lena, Lino, Luca, Luiz, Pina, and Peter