In Croatia, Sojčić families are almost entirely Croats (from Slavonski Brod area ), barely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Slavonski Brod and in Slavonski Brod area.
Prevalence
About 50 people with faimily name Sojčić live in Croatia today, in 20 households. There were 50 of them in the middle of the past century, and their number remains constant. They are only located in four Croatian cities and 8 other places, mostly in Slavonski Brod (35), Podvinje (<10), Zagreb (<10), Privlaka (<5), and in Bukovlje in Slavonski Brod area (<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.