In Croatia, Lucanich families are Italians by relative majority (from Rijeka ), rarely Croats (from Opatija area ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka.
Prevalence
About 10 people with faimily name Lucanich live in Croatia today, in four households only. They are located in only threee Croatian places: in Rijeka (<10), Matulji in Opatija area (<5), and in Marinici in Rijeka area (<5).
Outside Croatia
Family name Lucanich is present in this form only in Croatia.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.