Dan S. Sullivan
Incumbent Republican US Senator for Alaska, first elected in 2014.
On 29 June, Dan S. Sullivan's 2026 Alaska Senate race became a Toss-up after a court restored a same-name Republican Challenger to the primary ballot.
Last refreshed: 24 September 2026 · Appears in 1 active topic
Why did a Toss-up rating hit a two-term incumbent who did nothing wrong?
Timeline for Dan S. Sullivan
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US Midterms 2026Mentioned in: Two Dan Sullivans, one Alaska toss-up
US Midterms 2026Background
Dan S. Sullivan is the incumbent Republican US Senator for Alaska. First elected in 2014, he is seeking a further Senate term in 2026. The 29 June ballot ruling placed his name at the centre of an unusual primary contest, although the challenger is a separate candidate.
Before entering the Senate, Sullivan served as Alaska Attorney General and as a US Marine Corps officer. His Senate profile is associated with Arctic policy, fisheries and natural-resource development, subjects that reflect Alaska's federal and regional interests.
His 2014 election makes him a two-term incumbent. That incumbency remains the useful frame for assessing his national political role, while the 2026 name-duplicate dispute is a time-bound electoral complication.
Sullivan faces ballot-name confusion
On 29 June, Alaska's Supreme Court restored Dan J. Sullivan to the 18 August Republican primary ballot. The ruling left Dan S. Sullivan, the incumbent senator, facing a same-name candidate from his own party in Alaska's ranked-choice system.
Cook Political Report moved Sullivan's race from Lean Republican to Toss-up after the decision. The episode matters specifically to his re-election bid because voters must distinguish two Republican candidates with near-identical ballot names before the general-election contest.
Who is Dan Sullivan, the Alaska senator?
Is Dan Sullivan's Senate seat at risk in 2026?
Who is Dan Sullivan running against in 2026?
What Senate committees does Dan Sullivan serve on?
Is Dan Sullivan connected to the name-duplicate primary challenger?
