1978Final results
1978 election for Oklahoma Senate District 40
Oklahoma State Senate · Oklahoma
Mike Combs (D) won with 61.3% of the vote, defeating Wendell Dockum (R) by 22.7 points.
Mike CombsDemocrat · winner
61.3%9,949
Wendell DockumRepublican
38.7%6,269
16,218 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 1978
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET