1978Final results
1978 Democratic primary for Oklahoma Senate District 4
Oklahoma State Senate · Oklahoma
Joe Johnson (D) won with 59.8% of the vote, defeating Mike Sullivan (D) by 29.0 points.
Joe JohnsonDemocrat · winner
59.8%10,783
Mike SullivanDemocrat
30.8%5,549
R. G. LucasDemocrat
9.5%1,713
18,045 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET