1990Final results
1990 election for Missouri Senate District 34
Missouri State Senate · Missouri
Sidney Johnson (D) won with 60.1% of the vote, defeating Bob Cobb (R) by 20.3 points.
Sidney JohnsonDemocrat · winner
60.1%22,610
Bob CobbRepublican
39.9%14,984
37,594 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 1990
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET