Mayoral elections in Gillette, Wyoming are held every four years, coinciding with the United States midterm election. Gillette is the state's third-largest city by population.
The incumbent mayor is Shay Lundvall since 2023. His intention to run is unclear.
In January 2022, incumbent mayor Louise Carter-King resigned. Nathan McLeland served as acting mayor for a month before Eric Hanson was elected mayor by the city council to serve the remainder of King's term. Hanson did not run for a full term.