1976Final results
1976 Democratic primary for Oklahoma House District 66
Oklahoma House of Representatives · Oklahoma
M. David Riggs (D) won with 61.0% of the vote, defeating Doug Martin (D) by 21.9 points.
M. David RiggsDemocrat · winner · incumbent
61.0%1,530
Doug MartinDemocrat
39.0%980
2,510 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET