Jedvaj families are Croats and they are mostly from Oroslavje area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Krapina.
About 420 people with faimily name Jedvaj live in Croatia today, in 160 households. There were 340 of them in the middle of the past century, and their number increased by 20 percent. They are located in the most of Croatian counties, in 23 cities and 45 other places, mostly in Zagreb (75), Gornja Bistra in Oroslavje area (55), in Gornje Jesenje (30) and Brdo Jesenjsko (30) in Krapina area, and in Sasa in Lepoglava area (30).
At least three families with this surname emigrated from Croatia to the United States (2) and Germany (1). Family name Jedvaj is present in three countries on three continents.