In Croatia, Jakubec families are Croats (from Ilok ). In the past century, relatively most of Croatian residents bearing this family name were born in Bosanian Posavina (Derventa area) and in Zagreb.
Prevalence
About 40 people with faimily name Jakubec live in Croatia today, in 19 households. There were 30 of them in the middle of the past century, and their number increased by 70 percent. They are located in 7 Croatian counties, in 9 cities and four other places, mostly in Zagreb (25), Bapska (<10), Sulinec (<5), Gudovac (<5), and in Breznica Nasicka in Nasice area (<5).