In Croatia, Kangrga families are predominantly Serbs, rarely Croats (from Buzet ). In the past century, relatively most of Croatian residents bearing this family name were born in Otocac and Zagreb.
Prevalence
About 20 people with faimily name Kangrga live in Croatia today, in 12 households. There were 110 of them in the middle of the past century, and their number decreased significantly. They are only located in in 6 Croatian cities and another small place , mostly in Zagreb (<10), Podum (<5), Erdut in Vinkovci area (<5), Osijek (<5), and in Nova Gradiska (<5).
Outside Croatia
At least four families with this surname emigrated from Croatia to the United Kingdom (3) and the United States (1). Family name Kangrga is present in four countries on two continents. The family name "Kangrga " is used by some 80 people in the United States.
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.