Wyoming's 2026 GOP primaries set governor and Senate nominees

Wyoming's 2026 Republican primaries produce governor and Senate nominees, with Eric Barlow beating a Trump-backed rival for governor and Harriet Hageman winning the open Senate seat, setting up heavily favored GOP contests in November.

2 stories13 sourcesUpdated Aug 19, 2026

In this storyline:Harriet Hageman Megan Degenfelder Wyoming Eric Barlow Donald John Trump Cynthia Lummis

Key developments

Aug 19, 2026
Gillette veterinarian Eric Barlow wins the Wyoming GOP governor primary over Trump-endorsed Megan Degenfelder, setting up a November race against Democrat Kenneth Casner.
8 sources on this →
Aug 19, 2026
Rep. Harriet Hageman, backed by President Trump, wins Wyoming's Republican Senate primary to succeed retiring Sen. Cynthia Lummis, facing Democrat James Byrd in November.
5 sources on this →

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Politics

Barlow Wins Wyoming Governor Primary Over Trump-Backed Degenfelder

Gillette veterinarian and former Wyoming House Speaker Eric Barlow won the GOP nomination for governor, defeating President Donald Trump-endorsed Megan Degenfelder and Brent Bien and will face Democrat Kenneth Casner in November as the heavy favorite in a solidly Republican state. The race drew attention to endorsements and internal party dynamics, but Barlow’s victory solidifies his path to the governorship.

8 sources