Martinek families are Croats and they are mostly from Donja Stubica. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Donja Stubica. In Brdo Orehovečko in Krizevci area every third inhabitant had the family name Martinek.
Prevalence
About 130 people with faimily name Martinek live in Croatia today, in 60 households. There were 160 of them in the middle of the past century, and their number decreased by 20 percent. They are located in the most of Croatian counties, in 14 cities and 14 other places, mostly in Zagreb (25), Posavski Bregi (10), Pustodol (<10), Kutina (<10), and in Sesvete (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over thirty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.