In Serbian, the village is known as Zmajevo (Змајево), in German as Alt-Keer or Altker, and in Hungarian as Ókér (Kér was the name of one of the Hungarian tribes that occupied this territory).
The village is named Zmajevo in Serbian, Alt-Keer or Altker in German, and Ókér in Hungarian. The name Kér belonged to a tribe from Hungary that once inhabited this area.