In Croatia, Uljan families are Croats (from Bakr area ). In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka.
Prevalence
About 10 people with faimily name Uljan live in Croatia today, in four households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only threee naselja i to in Kostrena Sveta Lucija in Bakr area (<10), Rijeka (<5), and in Zuknica in Bakr area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1942 in source Phone Directory of the Independent State of Croatia 1942.