In Croatia, Sark families are Croats (from Srijem, Vojvodina ). In the past century, relatively most of Croatian residents bearing this family name were born in Srijem, Vojvodina and in Serbia.
Prevalence
About 10 people with faimily name Sark live in Croatia today, in four households only. They are located in one Croatian city only, in Zagreb (10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1928 in source Emigration Commission Zagreb.