2000Flipped from DemocraticFinal resultsIncumbent defeated
2000 election for Missouri House District 159
Missouri House of Representatives · Missouri
Robert Mayer (R) won with 55.2% of the vote, defeating Marilyn T. Williams (D) by 10.4 points, a seat Democrats won last time.
Robert MayerRepublican · winner
55.2%7,548
Marilyn T. WilliamsDemocrat · incumbent
44.8%6,120
13,668 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 2000
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET