Family name Rzounek (Rzounek 
) , across the world, is a very rare surname. The family name Rzounek is habitual in Croatia, where it is a rare surname, and Czechia.
| VARIANT | COUNTRY |
|---|---|
| Rzounek | Croatia, Czechia |
| vítězslav rzounek Czech literature reviewer and literary theorist, CZ (b. 1921) |
|