The president of the United States Soccer Football Association from 1961 to 1963.
Ringsdorf, who lived his entire life in and around Baltimore, was noted during his time as president and earlier for his promotion of legislation with the USSFA that significantly advanced the cause of soccer in American high schools. He also served as president of the Maryland state association and a member of the U.S. Olympic Committee.
Ringsdorf was called upon several times to serve as an advisor to professional teams in the Baltimore area, including the Baltimore Bays of the NASL and the Baltimore Blast of the Major Indoor Soccer League.
Inducted in 1979.
