In Croatia, Čvoro families are Croats (from Rijeka area ). In the past century, relatively most of Croatian residents bearing this family name were born in North Herzegovina (Konjic area) and in Western Bosnia (Tomislavgrad area).
Prevalence
Only a few people with faimily name Čvoro live in Croatia today, in four households only. They are located in only four naselja i to in Zagreb (<10), Split (<5), Rijeka (<5), and in Marcelji in Rijeka area (<5).