Surname Oneata (Oneata 
) , in all the world, is a rare cognomen. The cognomen Oneata is characteristic of Romania, where it is quite a rare surname, Spain, where it is a very rare surname, and Greece. Not in comparison with a country's population, the name is most common in Romania, Spain, and Italy. Very seldom, Oneata is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Oneata | Romania, Italy, Spain, United States, Greece |
| oneata schwalger Australian rugby union and rugby league footballer, WS (b. 1985) |
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Mihai, Andreea, Claudiu, Daniela, Gabriel, Giullia, Emilian, Mihaela, Violeta, Cristian, Cristina, Georgeta, Valentin, Alexandra, Alexandru, Anisoara, Ovidiu, Ionica, Ileana, Raida, Laura, Elena, Elvis, Marina, Monica, Mirela, Andrei, Adrian, Costel, Cosmin, Bogdan, Bianca, George, Emilia, Alexandros, and Bianca-Eliza