Career
Kertész was Jewish. Kertész played club football for MTK Budapest, and international football for Hungary, where he earned a total of 47 caps. Kertész also participated at the 1912 Summer Olympics.
Kertész was Jewish. Kertész played club football for MTK Budapest, and international football for Hungary, where he earned a total of 47 caps. Kertész also participated at the 1912 Summer Olympics.