Pražen families are Croats and they are mostly from Sibenik. In the past century, relatively most of Croatian residents bearing this family name were born in Sibenik and Split.
Prevalence
About 80 people with faimily name Pražen live in Croatia today, in 30 households. There were 0 of them in the middle of the past century, and their number multiplied. They are only located in in 7 Croatian cities and 8 other places, mostly in Split (15), Zagreb (15), Perkovic (10), Donje Sitno (10), and in Sibenik (<10).
Outside Croatia
Family name Pražen is present in two countries on two continents. The family name "Prazen " is used by some 70 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 2007 in source Encyclopaedia of Croatian Surnames.