Šuler families are Croats and they are mostly from Vinkovci area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Rijeka.
Prevalence
About 80 people with faimily name Šuler live in Croatia today, in 40 households. There were 70 of them in the middle of the past century, and their number increased by 20 percent. They are located in 8 Croatian counties, in 9 cities and 6 other places, mostly in Zagreb (30), Rijeka (15), Osijek (15), and in Dalj (<10) and Erdut (<10) in Vinkovci area.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1930 in source Emigration Commission Zagreb.