In Croatia, Čuklin families are almost entirely Croats (from Sibenik ), very rarely Bosniaks (also from Sibenik ). In the past century, relatively most of Croatian residents bearing this family name were born in Sibenik and Rijeka.
Prevalence
About 40 people with faimily name Čuklin live in Croatia today, in 18 households. There were 70 of them in the middle of the past century, and their number decreased by 40 percent. They are located in four Croatian counties and threee other places, mostly in Sibenik (15), Boraja (10), Marcelji in Rijeka area (<10), Vojnic Sinjski in Sinj area (<10), and in Rijeka (<5).