Krcivoj families are Croats and they are mostly from Jastrebarsko. In the past century, relatively most of Croatian residents bearing this family name were born in Jastrebarsko and Zagreb. In Vranov Dol in Jastrebarsko every seventh inhabitant had the family name Krcivoj.
Prevalence
About 60 people with faimily name Krcivoj live in Croatia today, in 20 households. There were 70 of them in the middle of the past century, and their number decreased by 20 percent. They are located in four Croatian counties and four other places, mostly in Zagreb (15), Vranov Dol (15), Jastrebarsko (10), Prilipje (<10), and in Karlovac (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.