In Croatia, Geller families are mainly Croats (from Sveti Ivan Zelina ), rarely Czechs (from Daruvar area ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Daruvar area.
Prevalence
About 10 people with faimily name Geller live in Croatia today, in three households only. They are located in only four naselja i to in Sesvete (<10), Sveti Ivan Zelina (<5), Zagreb (<5), and in Vinkovci (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1935 in source Emigration Commission Zagreb.