In Croatia, Kučer families are generally Croats (from Peljesac Peninsula ), very rarely Macedonians (from Split ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Split and on Peljesac Peninsula.
Prevalence
About 20 people with faimily name Kučer live in Croatia today, in 11 households. There were 20 of them in the middle of the past century, and their number remains constant. They are located in four Croatian counties, four cities and threee other places, mostly in Zagreb (<10), Split (<5), Dubrovnik (<5), Krk on the Island of Krk (<5), and in Podstrana in Solin area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.