Cognomen Йири (Jiri 
, Yiri 
, Йири 
) , around the world, is quite a common surname. The family name Йири is habitual in Zimbabwe, where it is quite a common surname, Czechia, where it is quite a rare surname, and Hungary. Measured by absolute frequency, it is the most numerous in India, Zimbabwe, and Czechia. More frequently, Йири is the forename as well as the last name.