In Croatia, Štirmer families are generally Croats (from Pozega area ), very rarely Bosniaks (from Zagreb ). In the past century, relatively most of Croatian residents bearing this family name were born in Pozega and in Pozega area.
Prevalence
About 10 people with faimily name Štirmer live in Croatia today, in 9 households. There were 50 of them in the middle of the past century, and their number decreased significantly. They are located in four Croatian counties, four cities and two other places, mostly in Zagreb (10), Karlovac (<5), Pozega (<5), Slavonski Brod (<5), and in Velika in Pozega area (<5).
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.