About 140 people with faimily name Šanjek live in Croatia today, in 60 households. There were 130 of them in the middle of the past century, and their number increased by 0 percent. They are located in 7 Croatian counties, four cities and 9 other places, mostly in Varazdin (50), Beretinec in Varazdin area (30), Poljana Biskupecka (20), Zagreb (15), and in Hrascina in Novi Marof area (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.