Surname Testagrossa (Testagrossa 
) , throughout the world, is a rare cognomen. The surname Testagrossa is habitual in Italy, where it is a rare surname, Uruguay, and Portugal. Not in comparison with a country's population, it most frequently occurs in Italy, the United States, and Argentina. Much less frequently, Testagrossa is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Testagrossa | Portugal, Italy, United States, Argentina, France |
| giovanni angelo testagrossa Italian composer, IT (b. 1470) |
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valeria testagrossa Italian filmmaker, IT (b. 1986) |
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| barbara testagrossa researcher |
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Mr, Gail, Lori, Luca, Luna, Jana, Jose, John, Jill, Nick, Elsy, Erin, Enzo, Enza, Ezio, Ivan, Igor, Yuri, Yure, Maria, Marie, Marco, Gary, Ryan, Rita, Ross, Ms, Sam, Ana, Ric, Lee, Lin, Liz, Lia, Joe, Ebe, Salvo, Ida, Mark, Mike, Sara, Alex, Alba, Anna, Adam, Cpce, Paul, Rosa, Mary, and Shaye