Tomljanović families are Croats and they are mostly from Senj. In the past century, relatively most of Croatian residents bearing this family name were born in Senj and Rijeka. U Gradu Senju every tenth inhabitant had the family name Tomljanović.
Prevalence
About 1700 people with faimily name Tomljanović live in Croatia today, in 750 households. There were 1400 of them in the middle of the past century, and their number increased by 20 percent. They are located in almost all Croatian counties, in 64 cities and 95 other places, mostly in Zagreb (300), Senj (265), Rijeka (205), Senj (150), and in Virovitica (50).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1736 in source Catholic Church Parish Records.