In Croatia, Ajhler families are generally Croats (from Orahovica area ), very rarely Serbs, and . In the past century, relatively most of Croatian residents bearing this family name were born in Varazdin and in Bosnian Krajina (Prnjavor area). In Maćino Brdo in Bosnian Krajina every thirtieth inhabitant had the family name Ajhler.
Prevalence
About 30 people with faimily name Ajhler live in Croatia today, in 13 households. There were 20 of them in the middle of the past century, and their number increased by 90 percent. They are located in 7 Croatian counties, in 7 cities and four other places, mostly in Slatina (<5), Zagreb (<5), Osijek (<5), Trnovec in Varazdin area (<5), and in Zdenci in Orahovica area (<5).