Cognomen Vonya (Vonya 
) , worldwide, is a rare last name. The surname Vonya is habitual in Hungary, where it is a rare surname, South Africa, and Israel, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in South Africa, Hungary, and the United States. Likewise, Vonya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vonya | Hungary, Bahamas, United States, South Africa, India |