In Croatia, Šukalo families are Serbs by relative majority (from Banja Luka Region (Bosnia) ), less frequently Croats (from Ogulin area ), and rarely Bosniaks (from Doboj area, BiH ). In the past century, relatively most of Croatian residents bearing this family name were born in Banja Luka Region, Bosnia (Banja Luka area) and in Bosanian Posavina (Bosanska Gradiska area). In Samardžije in Bosanian Posavina every third inhabitant had the family name Šukalo.
Prevalence
About 20 people with faimily name Šukalo live in Croatia today, in 9 households. There were 0 of them in the middle of the past century, and their number multiplied. They are located in 8 Croatian counties and threee other places, mostly in Zagreb (<10), Ostarije in Ogulin area (<5), Cikovici (<5), Vukovar (<5), and in Gornji Marinkovac in Vrbovec area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1935 in source Emigration Commission Zagreb.