1986Final results
1986 election for Montana House District 43
Montana House of Representatives · Montana
Gene Donaldson (R) won with 66.2% of the vote, defeating John E. Obrien (D) by 32.4 points.
Gene DonaldsonRepublican · winner · incumbent
66.2%2,537
John E. ObrienDemocrat
33.8%1,296
3,833 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 1986
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET