With 3 Gold and 6 medals in total at the 1936 Summer Olympics, he had beaten team-mate Alfred Schwarzmann by one Silver for the honours of becoming the most successful competitor in term of total medals won, and the most successful competitor of host nation Germany. American Jesse Owens scored four medals, but all of them Gold.
In 1932, 1935 and 1937, Konrad Frey became German Champion in Men's individual all-round. After World War II, he worked again as teacher.