Around the world, Gennarino (Gennarino 
) is quite a rare boy's forename. The given name Gennarino is characteristic of Italy, where it is quite a rare boy's name, Brazil, where it is a very rare boy's name, and the United States, where it is an extremely rare masculine name. Much less frequently, Gennarino is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Gennarino | Argentina, Brazil, France, Italy, United States |
| gennarino pappagalli Italian actor (1909-1990), IT (b. 1909) |
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| gennarino ottogalli Italian association football player (1923-2013), IT (b. 1923) |
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| gennarino palumbo Italian actor, IT (b. 1931) |
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Marco, De Rosa, Liberta, Esbardo, Fontana, Masiello, Scaffidi, Speranza, Borrello, Palmieri, Gubitosi, Esposito, Carunchio, Buccafuri, Destefano, Di Gennaro, D'Onofrio, Gagliardi, Guarascio, Giansante, Fernicola, Perciballi, Cafagna, Cavuoto, Mirante, Iovino, Salvo, Abate, Amato, Conte, Baffa, Perri, Porco, Rauso, Russo, Tozzi, Longobardi, Fazio, Savone, Sganga, Padula, Riccio, Grillo, Luongo, Napoli, Vitolo, Veltri, Franco, Fusco, and Pizzichillo