South Carolina Gubernatorial Race: Trump's Primary Endorsement Tilts Toward Evette

President Donald Trump endorsed Lieutenant Governor Pam Evette (R SC-GOV) over Representative Nancy Mace (R SC-01) in South Carolina's 2026 gubernatorial race, signaling a split within the state Republican establishment ahead of the primary contest. The endorsement represents a notable intervention in a race between two prominent GOP figures with distinct bases of support and contrasting records in Trump-aligned politics.

Pam Evette has served as Lieutenant Governor since 2019 under outgoing Governor Henry McMaster. She positions herself as an anti-establishment candidate despite holding statewide office, emphasizing populist economic messaging and alignment with Trump's policy priorities. Nancy Mace, the first woman to graduate from The Citadel's Corps of Cadets, represents South Carolina's 1st District in Congress and has built a national profile through media appearances and legislative visibility. While Mace has supported Trump on key votes, her willingness to distance herself from the former president on select issues—most notably during the second impeachment proceedings—has created tension with Trump's core supporters.

Implications for Primary Dynamics

Trump's endorsement carries measurable weight in South Carolina Republican primaries. The state remains among the most Trump-favorable in the nation, with the former president maintaining high approval ratings among GOP primary voters. An endorsement from Trump typically produces polling gains and fundraising benefits for the backed candidate, particularly in early-stage primary races where name recognition and donor enthusiasm drive momentum.

The endorsement also reflects Trump's ongoing influence over candidate selection within the Republican Party. By explicitly choosing between two sitting Republicans, Trump is effectively signaling to South Carolina voters which candidate aligns more closely with his preferred political direction. This carries implications beyond the immediate race: it demonstrates Trump's continued capacity to shape primary outcomes nearly two years into President Joe Biden's second term.

Mace's Strategic Position

Nancy Mace enters the race as a sitting Member of Congress with established donor networks and name recognition exceeding that of most primary challengers. However, Trump's endorsement of her opponent removes a potential advantage she might have claimed—that of being the "Trump-aligned" candidate—and instead casts her as the outsider choice within a Trump-dominated Republican primary electorate. Her path to the nomination now depends on either eroding Trump's endorsement impact through independent voter mobilization or repositioning her candidacy around different issues where she maintains stronger support.

Mace's congressional record includes significant opposition to certain Trump positions, including her vote to impeach Trump following January 6, 2021. While she subsequently expressed regret over that vote, it remains a liability in a primary where Trump endorsement effectively serves as a litmus test for candidate viability among core voters.

Primary Timeline and Polling Context

South Carolina's gubernatorial primary will occur in June 2026, providing a narrow window for candidate consolidation and voter persuasion. Early polling data on the race remains limited, making it difficult to quantify the immediate impact of Trump's endorsement. However, historical precedent in South Carolina suggests Trump endorsements typically move primary numbers measurably among undecided and late-deciding voters in the weeks immediately preceding voting.

The endorsement also establishes Pam Evette as the presumptive frontrunner should no other major candidates enter the race. Her status as the Trump-backed candidate, combined with her incumbent statewide experience, creates substantial structural advantages in a Republican primary environment.

This race will serve as an early test of Trump's continued sway over state-level Republican primaries in 2026, with implications for how future endorsement battles may unfold in other competitive states.