In Croatia, Heffer families are Croats (from Osijek area ). In the past century, relatively most of Croatian residents bearing this family name were born in Osijek area and in Osijek.
Prevalence
Only a few people with faimily name Heffer live in Croatia today, in three households only. They are located in threee Croatian counties, two cities and another small place , mostly in Cepin in Osijek area (<10), Zagreb (<5), and in Vinkovci (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1927 in source Emigration Commission Zagreb.