Last name Grolla (Grolla 
) , in the world, is quite a rare cognomen. The surname Grolla is characteristic of Italy, where it is a rare surname, Germany, and Brazil. Very seldom, Grolla is the forename as well as the last name.
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| Grolla | Brazil, Italy, United States, Germany, France |
| ottavio grolla italian painter, IT (b. 1892) |
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| ottavio grolla (b. 1888) |
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ulrich grolla DE (b. 1959) |
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| michael grolla Dr. rer. nat. Friedrich-Schiller-Universität Jena 1982 |
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| ambra a grolla researcher (ORCID 0000-0003-0233-0700) |
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Mr, Luca, Luis, Luiz, Jack, Jair, Jade, Jose, John, Joao, Juan, June, Judy, Elia, Elio, Eder, Enzo, Emma, Ezio, Vera, Ivan, Igor, Lisa, Lady, Gary, Dirk, Ms, Mia, Ana, Kim, Pam, Guy, Mark, Mara, Manu, Alex, Yuri, Aldo, Anny, Anja, Celi, Paul, Raul, Rosa, Roby, Rene, Davi, Dave, Anna, and Yvan