1978Final resultsIncumbent defeated
1978 election for South Dakota Legislative District 19
South Dakota House of Representatives · South Dakota
2 seats: Gene Robbennolt (D), Andy J. Barondeau (D) won.
2 seatsGene RobbennoltDemocrat · winner · incumbent
29.6%4,390
Andy J. BarondeauDemocrat · winner
27.5%4,080
Wayne PetersonRepublican · incumbent
23.2%3,436
Ervin HaarRepublican
19.7%2,914
14,820 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