Downers Grove South High School Alumni
Downers Grove, Illinois (IL)
In Memory of
John S. Konezney Iii
1957-2026
Born Jan 09, 1957, John S. Konezney Iii attended Downers Grove South High School in Downers Grove, IL.
Class of 1975
Jan 09, 1957 - Aug 18, 2026
Jan 09, 1957 - Aug 18, 2026
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