Family name Хатвани (Hatvani 
, Hatvany 
, Хатвани) , throughout the world, is quite a rare last name. The family name Хатвани is characteristic of Hungary, where it is quite a common surname, Bosnia and Herzegovina, where it is quite a rare surname, and Slovakia. Measured by absolute frequency, the name is most common in Hungary, Bosnia and Herzegovina, and Romania. Very seldom, Хатвани is the forename as well as the last name.