Lamza families are Croats and they are mostly from Glina. According to some sources they are from Maja near Gline. In the past century, relatively most of Croatian residents bearing this family name were born in Glina and Zagreb.
Prevalence
About 120 people with faimily name Lamza live in Croatia today, in 60 households. There were 100 of them in the middle of the past century, and their number increased by 20 percent. They are located in 10 Croatian counties, in 15 cities and four other places, mostly in Zagreb (40), Osijek (20), Petrinja (10), Svracica (10), and in Sisak (<10).
Outside Croatia
Family name Lamza is present in 14 countries on four continents. The family name "Lamza " is used by some 200 people in Ukraine , about 100 in the United States , and small number of people in Germany.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.