In Croatia, Tilli families are generally Croats (from Djakovo ), very rarely Germans (also from Djakovo ). In the past century, relatively most of Croatian residents bearing this family name were born in Djakovo.
Prevalence
About 20 people with faimily name Tilli live in Croatia today, in five households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in only threee naselja i to in Djakovo (15), Budrovci (<5), and in Jarmina in Vinkovci area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1930 in source Emigration Commission Zagreb.