Šincek families are Croats and they are mostly from Varazdin area. In the past century, relatively most of Croatian residents bearing this family name were born in Varazdin and in Varazdin area.
Prevalence
About 370 people with faimily name Šincek live in Croatia today, in 160 households. There were 330 of them in the middle of the past century, and their number increased by 10 percent. They are located in the most of Croatian counties, in 19 cities and 42 other places, mostly in Varazdin (45), Zagreb (45), Petrijanec in Varazdin area (45), Novaki in Ivanec area (20), and in Ivanec (20).
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.