Dolenac families are Croats and they are mostly from Petrinja. In the past century, relatively most of Croatian residents bearing this family name were born in Sisak and Petrinja. In Nova Drenčina in Petrinja every eighth inhabitant had the family name Dolenac.
Prevalence
About 80 people with faimily name Dolenac live in Croatia today, in 30 households. There were 100 of them in the middle of the past century, and their number decreased by 30 percent. They are located in 6 Croatian counties, in 6 cities and 9 other places, mostly in Petrinja (20), Nova Drencina (15), Zagreb (10), Stara Ploscica in Bjelovar area (10), and in Bregana (<10).
Outside Croatia
Family name Dolenac is present in 7 countries on three continents. The family name "Dolenac " is used by small number of people in the United States.
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.