Robert Joseph Eckl was a professional American football player in the National Football League as a tackle for the Chicago Cardinals in 1945.
University of Wisconsin–Madison.
Prior to that he played for the Milwaukee Chiefs of the third American Football League. In 1940 Eckl was elected to the All-American Federation of Labor-Congress, with 1st team honors. A year later, he remained in the American Federation of Labor-Congress, with the Cincinnati Bengals.
Prior to his professional career, Eckl played at the collegiate level at the University of Wisconsin–Madison.