Sajković families are Croats and they are mostly from Kutina area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Kutina area.
Prevalence
About 80 people with faimily name Sajković live in Croatia today, in 30 households. There were 120 of them in the middle of the past century, and their number decreased by 40 percent. They are located in 6 Croatian counties and 10 other places, mostly in Planina Donja (30), Sesvete (<10), Zagreb (<10), Kutina (<5), and in Zdralovi (<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.