1984Final results
1984 election for Montana House District 75
Montana House of Representatives · Montana
Robert L. Marks (R) won with 69.2% of the vote, defeating Rosanne Donahoe (D) by 38.5 points.
Robert L. MarksRepublican · winner · incumbent
69.2%2,789
Rosanne DonahoeDemocrat
30.8%1,239
4,028 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 1984
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET