Dretar families are Croats and they are mostly from Lepoglava. In the past century, relatively most of Croatian residents bearing this family name were born in Lepoglava and in Lepoglava area.
Prevalence
About 100 people with faimily name Dretar live in Croatia today, in 40 households. There were 90 of them in the middle of the past century, and their number increased by 20 percent. They are located in 6 Croatian counties, in 9 cities and 9 other places, mostly in Zagreb (45), Varazdin (10), Lepoglava (<10), Ludbreg (<10), and in Vucetinec in Cakovec area (<10).
Outside Croatia
Family name Dretar is present in 7 countries on two continents. The family name "Dretar " is used by small number of people in Belgium and small number in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1679 in source Catholic Church Parish Records.