In Croatia, Crnolatac families are almost entirely Croats (from Djakovo area ), barely Slovenes (from Zagreb ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Glina and Zagreb.
Prevalence
About 70 people with faimily name Crnolatac live in Croatia today, in 30 households. There were 90 of them in the middle of the past century, and their number decreased by 20 percent. They are located in 6 Croatian counties, in 7 cities and 7 other places, mostly in Zagreb (15), Petrinja (10), Velika Kopanica in Djakovo area (<10), Desni Stefanki in Jastrebarsko area (<10), and in Satornja (<10).
Outside Croatia
Family name Crnolatac is present in this form only in Croatia.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.