In Croatia, Brguljan families are almost entirely Croats (from Kotor, Montenegro ), very rarely Rusyns (from Dubrovnik ). In the past century, relatively most of Croatian residents bearing this family name were born in Kotor, Montenegro and in Rijeka.
Prevalence
About 40 people with faimily name Brguljan live in Croatia today, in 14 households. There were 10 of them in the middle of the past century, and their number multiplied. They are only located in in 8 Croatian cities and another small place , mostly in Rijeka (15), Zagreb (<10), Sibenik (<5), Dubrovnik (<5), and in Opatija (<5).
Outside Croatia
Family name Brguljan is present in four countries.