Rajher families are Croats and they are mostly from Prelog area. In the past century, relatively most of Croatian residents bearing this family name were born in Prelog area and in Cakovec.
Prevalence
About 80 people with faimily name Rajher live in Croatia today, in 40 households. There were 140 of them in the middle of the past century, and their number decreased by 40 percent. They are located in the most of Croatian counties, in 13 cities and 9 other places, mostly in Kotoriba in Prelog area (20), Cerna in Zupanja area (15), Zagreb (<10), Djakovo (<10), and in Zapresic (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over forty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.