Andreja is a female name, in Croatia exclusively Croatian. It is one of the more common names (among the top 500) in Croatia, with over five thousand namesakes living there.
The relative popularity of names Andreja in Croatia
The name Andreja was the most popular from years 1963 to 1973. The peak year was 1973.
Name Andreja is present almost exclusively in the north of the country. Most of the persons named Andreja live in the following cities and municipalities: Zagreb (over a thousand), Karlovac (over a hundred), Varaždin (over a hundred). Relatively speaking, the city with the highest percentage of namesakes is Hlebine (0.32% of total population).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over thirty times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.