1970Final resultsIncumbent defeated
1970 primary for Missouri Senate District 18
Missouri State Senate · Missouri
Norman Merrell (D) won with 50.4% of the vote, defeating Richard Southern (D) by 0.8 points.
Norman MerrellDemocrat · winner
50.4%11,420
Richard SouthernDemocrat · incumbent
49.6%11,234
22,654 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET