In Croatia, Hyka families are Croats (from Osijek area ).
Prevalence
Only a few people with faimily name Hyka live in Croatia today, in one household only. They are located in only one small Croatian place, in Antunovac in Osijek area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.