1968Final resultsIncumbent defeated
1968 election for South Carolina Senate District 7
South Carolina State Senate · South Carolina
3 seats: Floyd Spence (R), Michael Laughlin (D), Gilbert E. McMillan (R) won.
3 seatsFloyd SpenceRepublican · winner · incumbent
18.3%29,106
Michael LaughlinDemocrat · winner
17.7%28,107
Gilbert E. McMillanRepublican · winner
16.6%26,431
William A. ReelDemocrat
16.4%26,048
Marion H. SmoakRepublican · incumbent
16.0%25,440
D. D. CaughmanDemocrat
15.1%24,092
159,224 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