Rešković families are predominantly Croats and they are mostly from Nova Gradiska area , less frequently Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Petrinja.
Prevalence
About 80 people with faimily name Rešković live in Croatia today, in 40 households. There were 130 of them in the middle of the past century, and their number decreased by 30 percent. They are located in 7 Croatian counties, in 9 cities and 8 other places, mostly in Zagreb (35), Gorice in Nova Gradiska area (10), Petrinja (<10), Nova Gradiska (<10), and in Rijeka (<10).
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.