In Croatia, Sajer families are Croats (from Backa, Vojvodina ). In the past century, relatively most of Croatian residents bearing this family name were born in Djakovo and in Backa, Vojvodina.
Prevalence
Only a few people with faimily name Sajer live in Croatia today, in two households only. There were 20 of them in the middle of the past century, and their number halved. They are only located in in one Croatian city and another small place , mostly in Djakovo (<5) and Petrijevci in Valpovo area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.