In Croatia, Marian families are Croats (from Zagreb ).
Prevalence
About 20 people with faimily name Marian live in Croatia today, in one household only. They are located in only two Croatian places: in Staza in Hrvatska Kostajnica area (<5) and Zagreb (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1691 in source Catholic Church Parish Records.