Heinrich Körner
The club with which his coaching career is most closely linked is Fortuna Düsseldorf. He started in 1924. After a short break with  with 1. FSV Mainz 05 in the summer of 1925 , he led the team to win the district championship for the first time in 1927 and led to participation in the German championship for the first time. After leaving the club in 1928 he returned to Düsseldorf in 1931, where he led Fortuna to the greatest success in the club's history in 1933. They won the German championship when Schalke 04 was beaten 3-0 in the final .