In Croatia, Heler families are Croats (from the Island of Murter ). In the past century, relatively most of Croatian residents bearing this family name were born in Novska area and in Osijek.
Prevalence
About 10 people with faimily name Heler live in Croatia today, in 7 households. There were 40 of them in the middle of the past century, and their number decreased significantly. They are located in 6 Croatian counties and two other places, mostly in Zbjegovaca (<5), Osijek (<5), Murter on the Island of Murter (<5), Zagreb (<5), and in Hvar on the Island of Hvar (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.