In Croatia, Butir families are Croats (from Kastel Sucurac ). In the past century, relatively most of Croatian residents bearing this family name were born in Split and Kastel Sucurac. In Kaštel Lukšić in Kastel Sucurac every fiftieth inhabitant had the family name Butir.
Prevalence
About 30 people with faimily name Butir live in Croatia today, in 9 households. There were 20 of them in the middle of the past century, and their number increased by 20 percent. They are located in only four naselja i to in Split (10), Kastel Luksic (10), Rijeka (<10), and in Marinici in Rijeka area (<5).