In Croatia, Tian families are Croats (from Rijeka ). In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka.
Prevalence
Only a few people with faimily name Tian live in Croatia today, in three households only. 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 (<5), Zagreb (<5), Varazdin (<5), and in Podhum in Rijeka area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.