In Croatia, Hoyka families are Croats (from Slovenia ). In the past century, relatively most of Croatian residents bearing this family name were born in Slovenia.
Prevalence
Only a few people with faimily name Hoyka live in Croatia today, in two households only. They are located in one Croatian city only, in Zagreb (<5).
Outside Croatia
Family name Hoyka (including: Choyka , Thoyka ) is present in 6 countries on three continents. The family name "Hoyka " is used by small number of people in the United States. "Choyka " is used by small number of people in Germany and small number in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1942 in source Phone Directory of the Independent State of Croatia 1942.