In Croatia, Mauser families are Croats (from Osijek ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Osijek.
Prevalence
About 10 people with faimily name Mauser live in Croatia today, in 6 households. There were 0 of them in the middle of the past century, and their number multiplied. They are located in four Croatian cities only: in Josipovac (<10), Dugo Selo (<5), Zagreb (<5), and in Ivanec Bistranski (<5).
Outside Croatia
Family name Mauser is present in 33 countries worldwide. The family name "Mauser " is used by some 3000 people in Germany , about 3000 in the United States , and some 400 people in Brazil. "Mausser " is used by some 500 people in the United States , about 200 in Germany , and some 50 people in Austria.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1924 in source Emigration Commission Zagreb.