2022Final resultsIncumbent defeated
2022 election for Iowa House District 99
Iowa House of Representatives · Iowa
Matt Rinker (R) won with 52.1% of the vote, defeating Dennis M. Cohoon (D) by 4.4 points.
Matt RinkerRepublican · winner
52.1%5,468
Dennis M. CohoonDemocrat · incumbent
47.7%5,007
10,501 votes
Source: MIT Election Data and Science LabUpdated Oct 2, 2026, 5:14 AM ET
The seat over time
D − R margin in this seat's races around 2022
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 2, 2026, 5:14 AM ET