1990Final results
1990 election for Montana House District 13
Montana House of Representatives · Montana
Roger Debruycker (R) won with 65.9% of the vote, defeating Ronald S. Jovanovich (D) by 31.8 points.
Roger DebruyckerRepublican · winner
65.9%2,588
Ronald S. JovanovichDemocrat
34.1%1,340
3,928 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 1990
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET