In Croatia, Šneperger families are Croats (from Vrbovsko area ). In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and in Vrbovsko area. In Goršeti in Vrbovsko area nearly every inhabitant had the family name Šneperger.
Prevalence
About 40 people with faimily name Šneperger live in Croatia today, in 17 households. There were 50 of them in the middle of the past century, and their number decreased by 20 percent. They are only located in four Croatian cities and 6 other places, mostly in Rijeka (<10), Zagreb (<10), Vocarica (<10), Brod Moravice in Vrbovsko area (<10), and in Jurandvor on the Island of Krk (<5).
Outside Croatia
Family name Šneperger is present in four countries on two continents. The family name "Sneperger " is used by small number of 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 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.