Surname Rzonca (Rzonca 
) , around the globe, is a rare family name. The family name Rzonca is characteristic of Poland, where it is quite a rare surname, France, where it is a rare surname, and the United States, where it is a very rare surname. More prevalently, Rzonca is the forename as well as the last name.
| sylwia rzonca researcher (ORCID 0000-0002-7372-2472) |
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| chris rzonca college basketball player (1973–1974) Seton Hall |
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| callum rzonca English association football player (born 1997), GB (b. 1997) |
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