He was a dual international football player and played both for Romania and Hungary.

[3] He played in 116 matches and scored 43 goals for Club Atletic Oradea.

The other players were Edmond Delfour, Étienne Mattler, Bernard Voorhoof and Rudolf Bürger, according to official FIFA match reports.

He represented the Hungary national football team only once, in 1941, also scoring a goal in that game.

[5][6] He was the older brother of Ștefan Kovács, the famous coach who led AFC Ajax to two European Cups in 1972 and 1973.