Glumpak families are Croats and they are mostly from Lepoglava area. In the past century, relatively most of Croatian residents bearing this family name were born in Lepoglava area and in Zagreb.
Prevalence
About 120 people with faimily name Glumpak live in Croatia today, in 60 households. There were 120 of them in the middle of the past century, and their number remains constant. They are located in 8 Croatian counties, in 10 cities and 10 other places, mostly in Bedekovcina in Lepoglava area (75), Zagreb (25), Lukac in Virovitica area (<10), Poznanovec in Lepoglava area (<10), and in Rijeka (<5).
Outside Croatia
Family name Glumpak is present in three countries on two continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.