In Croatia, Estereicher families are Croats (from Garesnica ). In the past century, relatively most of Croatian residents bearing this family name were born in Garesnica.
Prevalence
Only a few people with faimily name Estereicher live in Croatia today, in one household only. They are located in two Croatian cities only, in Tomasica (<5) and Slatina (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1938 in source Emigration Commission Zagreb.