In Croatia, Blaženka families are Croats (from Bjelovar area ). In the past century, relatively most of Croatian residents bearing this family name were born in Bjelovar area and in Bjelovar.
Prevalence
About 10 people with faimily name Blaženka live in Croatia today, in four households only. There were 20 of them in the middle of the past century, and their number halved. They are located in four Croatian counties, two cities and 5 other places, mostly in Bjelovar (<5), Cepidlak in Krizevci area (<5), Osijek (<5), Veliki Grdjevac in Grubisno Polje area (<5), and in Kraljevac in Bjelovar area (<5).
Outside Croatia
Family name Blaženka is present in this form only in Croatia.