In Croatia, Tomečak families are almost entirely Croats (from Samobor area ), barely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Rijeka.
Prevalence
About 50 people with faimily name Tomečak live in Croatia today, in 20 households. There were 20 of them in the middle of the past century, and their number more than doubled. They are only located in threee Croatian cities and 6 other places, mostly in Zagreb (15), Gornji Stupnik in Samobor area (15), Hrvatski Leskovac (<5), Rijeka (<5), and in Lucko (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.