Family name Rondos (Rondos 
) , in all the world, is a rare last name. The family name Rondos is characteristic of Slovakia, where it is quite a rare surname, Czechia, where it is a rare surname, and Peru, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Slovakia, the United States, and Peru. Likewise, Rondos is the forename as well as the last name.