Rajh families are Croats and they are mostly from Ludbreg. In the past century, relatively most of Croatian residents bearing this family name were born in Varazdin and Ludbreg.
Prevalence
About 130 people with faimily name Rajh live in Croatia today, in 60 households. There were 110 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 18 cities and 18 other places, mostly in Zagreb (20), Ludbreg (10), Vukovar (10), Sveti Djurdj in Ludbreg area (10), and in Varazdin (10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1925 in source Emigration Commission Zagreb.