1972Final results
1972 election for Illinois Legislative District 39
Illinois State Senate · Illinois
Robert W. Mitchler (R) won with 57.9% of the vote, defeating Richard R. Leonard (D) by 15.7 points.
Robert W. MitchlerRepublican · winner · incumbent
57.9%39,088
Richard R. LeonardDemocrat
42.1%28,474
67,562 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 1972
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET