Last name Romanenghi (Romanenghi 
) , throughout the world, is a rare cognomen. The cognomen Romanenghi is habitual in Italy, where it is a rare surname, Argentina, where it is a very rare surname, and Brazil. Very seldom, Romanenghi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Romanenghi | Italy, Brazil, United States, Argentina |
| giuseppe romanenghi author (19th century) (b. 1801) |
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| matteo romanenghi ice hockey player (1995-), CH (b. 1995) |
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Ana, Paola, Paolo, Pedro, Romeu, Roger, Laura, Linda, Lucas, Luzia, James, Jonas, Jorge, Julie, Tiago, Nancy, Nadir, Norma, Evani, Honey, Fabio, Italo, Paulo, Paula, Bruna, Bento, Ugo, Alan, Anna, Luca, Jose, Joao, Jean, Nair, Elsa, Vera, Marika, Irma, Mario, Marco, Magda, Mauro, Mirko, Susan, Sueli, Sonia, Steve, Carlo, Maria, and Matteo