In Croatia, Mažer families are Croats (from Bakr area ). In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and Zadar.
Prevalence
About 20 people with faimily name Mažer live in Croatia today, in 9 households. There were 30 of them in the middle of the past century, and their number decreased by 40 percent. They are located in two Croatian counties, two cities and 5 other places, mostly in Zadar (<10), Zuknica in Bakr area (<5), Rijeka (<5), and in Glavani (<5) and Rozmanici (<5) in Bakr area.
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.