Detelić families are Croats and they are mostly from Velika Gorica. In the past century, relatively most of Croatian residents bearing this family name were born in Velika Gorica and Zagreb.
Prevalence
About 140 people with faimily name Detelić live in Croatia today, in 60 households. There were 160 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 6 Croatian counties, in 7 cities and 13 other places, mostly in Busevec (55), Zagreb (30), Velika Gorica (15), Velika Mlaka (<10), and in Vranesevci in Slatina area (<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.