In the past century, relatively most of Croatian residents bearing this family name were born in Velika Gorica.
Prevalence
Only a few people with faimily name Spičko live in Croatia today, in households. There were 0 of them in the middle of the past century, and their number multiplied. They are located in only one small Croatian place, in Crnkovec (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1933 in source Emigration Commission Zagreb.