In Croatia, Mikolaučić families are mainly Italians (from Buje ), less frequently Croats (also from Buje ). In the past century, relatively most of Croatian residents bearing this family name were born in Buje and Pula.
Prevalence
About 10 people with faimily name Mikolaučić live in Croatia today, in four households only. They are located in three Croatian cities only: in Kaldanija (10), Pula (<5), and in Mokosica (<5).
Outside Croatia
Family name Mikolaučić (including: Mikolaucic , Micolaucich ) is present in three countries on two continents.