Nesek families are Croats and they are mostly from Krapina area. In the past century, relatively most of Croatian residents bearing this family name were born in Krapina area and in Zagreb. In Oratje in Krapina area every ninth inhabitant had the family name Nesek.
Prevalence
About 110 people with faimily name Nesek live in Croatia today, in 40 households. There were 90 of them in the middle of the past century, and their number increased by 20 percent. They are located in 7 Croatian counties, in 7 cities and 13 other places, mostly in Zagreb (35), Oratje in Krapina area (20), Martinisce (10), Gregurovec in Krapina area (<10), and in Cerna in Zupanja area (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.