Srpak families are Croats and they are mostly from Mursko Sredisce area. In the past century, relatively most of Croatian residents bearing this family name were born in Cakovec and Zagreb. In Mali Botinovac in Koprivnica area every fourth inhabitant had the family name Srpak.
Prevalence
About 340 people with faimily name Srpak live in Croatia today, in 140 households. There were 310 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 21 cities and 51 other places, mostly in Zagreb (50), Cakovec (35), Donji Kraljevec in Prelog area (20), Mursko Sredisce (20), and in Palinovec in Prelog area (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.