Buti families are Croats and they are mostly from Samobor. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Samobor.
Prevalence
About 80 people with faimily name Buti live in Croatia today, in 30 households. There were 70 of them in the middle of the past century, and their number increased by 20 percent. They are only located in in 6 Croatian cities and 5 other places, mostly in Zagreb (40), Pozega (10), Pavucnjak (<10), Slatina (<10), and in Resnik (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.