In Croatia, Šambula families are Croats (from Koprivnica ). In the past century, relatively most of Croatian residents bearing this family name were born in Koprivnica and in Bjelovar area.
Prevalence
About 20 people with faimily name Šambula live in Croatia today, in 8 households. There were 40 of them in the middle of the past century, and their number halved. They are located in only four naselja i to in Koprivnica (15), Brdjani Sokolovacki in Koprivnica area (<5), Starigrad (<5), and in Komatnica in Koprivnica area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1691 in source Catholic Church Parish Records.