In Croatia, Rajder families are predominantly Croats (from Prelog area ), rarely Macedonians (from Zagreb ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Prelog area.
Prevalence
Only a few people with faimily name Rajder live in Croatia today, in two households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only threee Croatian places: in Sredice Gornje in Bjelovar area (<5), Zagreb (<5), and in Koprivnicki Ivanec in Koprivnica area (<5).