Šumiga 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 Osijek.
Prevalence
About 350 people with faimily name Šumiga live in Croatia today, in 140 households. There were 310 of them in the middle of the past century, and their number increased by 20 percent. They are located in the most of Croatian counties, in 21 cities and 38 other places, mostly in Josipovac (45), Zlatar (45), Varazdin (30), Zagreb (30), and in Osijek (15).
Outside Croatia
Family name Šumiga is present in two countries on two continents. The family name "Sumiga " is used by few people in the United States.
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.