Full Breakdown
South Carolina Special Election to Replace Senator Lindsey Graham
8/13/2026, 8:45:25 PM
Background and Context
Senator Lindsey Graham died on July 11, 2026. Governor Henry McMaster appointed Graham’s sister, Darline Graham, as interim senator on July 13, 2026, making her the first woman to represent South Carolina in the U.S. Senate.
Key Candidates
- Darline Graham – interim senator; endorsed by President Donald Trump.
- Ralph Norman – U.S. Representative, advanced to the runoff.
- Russell Fry – U.S. Representative, eliminated in the primary.
- Mark Sanford – former governor, eliminated in the primary.
- Mark Lynch – businessman, placed second in the June 9 primary and criticized the appointment.
Timeline of Events
- July 11, 2026 – Senator Graham’s death.
- July 13, 2026 – Darline Graham appointed interim senator.
- July 21–28, 2026 – Filing period for the special primary.
- August 11, 2026 – Republican primary; no majority winner.
- August 25, 2026 (scheduled) – Runoff between Darline Graham and Ralph Norman.
- November 3, 2026 (scheduled) – General election for the full term.
Polling Data and Race Outlook
After the August 11 primary, media projections showed Darline Graham leading with 32.6 % of the vote (AP count of 80 % of ballots) and Ralph Norman at just over 24 %. A Quantus Insights poll earlier gave Graham 30.4 %, Norman 17.5 %, and Fry 16.6 %. Analysts view the race as competitive, with the Republican nominee favored to win the November contest in the red-leaning state.
Official Statements and Responses
President Trump endorsed Darline Graham, calling her a “fabulous tribute” to her brother. Governor McMaster framed the appointment as a continuity measure. Darline Graham told reporters she must earn voters’ support. Republican Senate leaders highlighted her vote for a recent Russia sanctions bill.
Criticism and Opposition
Mark Lynch said voters were “furious” about what he called a “coronation” of Darline Graham, noting her lack of elected experience. Former governor Nancy Mace predicted Graham could lose the general election despite Trump’s endorsement. Other Republican candidates criticized the rapid timeline that forced a shift from mourning to campaigning.
Conflicting Reports and Gaps
Poll numbers differ between the AP count (32.6 % for Graham) and the Quantus Insights poll (30.4 % for Graham, 17.5 % for Norman). Neither source projects the August 25 runoff outcome. While Darline Graham’s campaign finances are modest, Democratic challenger Annie Andrews entered July with a war chest exceeding $3 million, though spending projections for November are not detailed.
What’s Next
The August 25 runoff will determine the Republican nominee who will face Democrat Annie Andrews on November 3. The result will affect Senate control in 2026, where Republicans hold a 53-47 majority and Democrats need four pickups for a 51-49 edge. Both parties view the South Carolina seat as pivotal in the fight for a majority in the 117th Congress.
