Family name Ruzicska (Ruzicska 
) , around the world, is a rare last name. The family name Ruzicska is habitual in Hungary, where it is quite a rare surname, Austria, where it is a rare surname, and Estonia. In absolute terms, the name is most common in Hungary, Austria, and the United States. Much less frequently, Ruzicska is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Ruzicska | Hungary, United States, Germany, Austria, Spain |
| ruzicska pál Hungarian university teacher (1910-1994), HU (b. 1910) |
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| nikolaus ruzicska Austrian gallerist, AT (b. 1963) |
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| christian ruzicska German publisher, literary editor and translator, DE (b. 1970) |
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| joseph von ruzicska |
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Mr, Andrea, Attila, Csilla, Bianka, Péter, Gyorgy, Lauren, Joseph, Judith, Tamara, Tamás, Nalgea, Eszter, Vanina, Viktor, Ingrid, Oliver, Marlene, Miklós, Szilvia, Charles, Steven, Bernard, Simone, Zsolt, Ms, Ana, Soma, Rozi, Rudy, Didi, Otto, Maria, Chase, Celia, Peter, Romeo, Renee, Gyuri, Gyula, Loïs, Jenő, Julie, Julio, Tanja, Elmar, Matias, and Beverly