1968Final resultsIncumbent defeated
1968 election for South Dakota Legislative District 33
South Dakota House of Representatives · South Dakota
2 seats: Leroy F. Ericsson (R), Roy M. Johnson (D) won.
2 seatsLeroy F. EricssonRepublican · winner · incumbent
27.0%3,994
Roy M. JohnsonDemocrat · winner
24.7%3,652
Roger E. MaroneyDemocrat
24.4%3,606
Herbert WilloughbyRepublican · incumbent
23.9%3,539
14,791 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