In Croatia, Mlacović families are Croats (from the Island of Cres ). In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and on the Island of Rab.
Prevalence
About 50 people with faimily name Mlacović live in Croatia today, in 20 households. They are located and four other Croatian places, mostly in Palit on the Island of Rab (20), Rijeka (10), Valun on the Island of Cres (10), Mali Losinj on the Island of Losinj (<10), and in Banjol on the Island of Rab (<5).
Outside Croatia
Family name Mlacović is present in this form only in Croatia.