1968Final resultsIncumbent defeated
1968 election for South Dakota Legislative District 11
South Dakota State Senate · South Dakota
Frank Gibbs (R) won with 15.0% of the vote, defeating Holger Anderson (R) by 0.0 points.
Frank GibbsRepublican · winner · incumbent
15.0%21,483
Holger AndersonRepublican · incumbent
15.0%21,430
Henry T. QuinnRepublican
14.2%20,277
Art B. AndersonRepublican · incumbent
13.8%19,671
Mary WallnerDemocrat
10.9%15,554
W. E. HoliwayDemocrat
10.7%15,273
Donald F. LewisDemocrat
10.3%14,691
Jim RonanDemocrat
10.1%14,446
142,825 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 1968
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET