In Croatia, Frdelja families are Croats (from Jastrebarsko area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Novska.
Prevalence
About 20 people with faimily name Frdelja live in Croatia today, in 10 households. There were 40 of them in the middle of the past century, and their number halved. They are located in threee Croatian counties, four cities and 7 other places, mostly in Kutina (<5), Zagreb (<5), Lucko (<5), Hrastje Plesivicko (<5), and in Lipovljani in Novska area (<5).
Outside Croatia
Family name Frdelja is present in three countries on two continents.