In Croatia, Surian families are predominantly Croats (from Bakr area ), very rarely Serbs, and .
Prevalence
About 10 people with faimily name Surian live in Croatia today, in 10 households. There were 20 of them in the middle of the past century, and their number halved. They are located in only four naselja i to in Rijeka (<10), Zagreb (<5), Martinscica in Bakr area (<5), and in Mali Losinj on the Island of Losinj (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 2007 in source Encyclopaedia of Croatian Surnames.