Široki families are mainly Croats and they are mostly from Koprivnica area , barely Czechs (from Cazma area ). In the past century, relatively most of Croatian residents bearing this family name were born in Koprivnica and Zagreb.
Prevalence
About 290 people with faimily name Široki live in Croatia today, in 120 households. There were 280 of them in the middle of the past century, and their number remains constant. They are located in 9 Croatian counties, in 14 cities and 32 other places, mostly in Zagreb (50), Pitomaca in Djurdjevac area (30), Spisic Bukovica in Virovitica area (25), Koprivnica (20), and in Gola in Djurdjevac area (20).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.