In Croatia, Grac families are generally Croats (from Oroslavje area ), very rarely Slovaks (from Zagreb ). In the past century, relatively most of Croatian residents bearing this family name were born in Oroslavje area and in Zagreb.
About 20 people with faimily name Grac live in Croatia today, in 10 households. There were 60 of them in the middle of the past century, and their number decreased significantly. They are only located in two Croatian cities and 5 other places, mostly in Donja Bistra in Oroslavje area (10), Zagreb (<10), Sesvete (<5), Vukovar (<5), and in Kriz in Ivanic-Grad area (<5).