In Croatia, Jasika families are mainly Serbs, less frequently Croats (from Bjelovar ). In the past century, relatively most of Croatian residents bearing this family name were born in Bjelovar and in Duga Resa area.
Prevalence
About 40 people with faimily name Jasika live in Croatia today, in 20 households. There were 70 of them in the middle of the past century, and their number decreased by 40 percent. They are located in 9 Croatian counties, in 6 cities and 6 other places, mostly in Bjelovar (<10), Pula (<10), Marinici in Rijeka area (<10), Zagreb (<5), and in Virovitica (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.