In Croatia, Brženda families are almost entirely Croats (from Buzet ), very rarely Italians (from Pula ). In the past century, relatively most of Croatian residents bearing this family name were born in Pula and Pazin. In Sveti Donat in Buzet every twentieth inhabitant had the family name Brženda.
Prevalence
About 30 people with faimily name Brženda live in Croatia today, in 9 households. There were 30 of them in the middle of the past century, and their number remains constant. They are located in only five naselja i to in Pula (10), Buzet (<10), Penicici (<10), Barusici (<5), and in Mala Huba (<5).
Outside Croatia
Family name Brženda is present in this form only in Croatia.