General election
- Democrat Nominee TBD
- Republican Nominee TBD
Democratic primary
pastor (initially formed exploratory committee as an independent)
attorney
former Kansas director for USDA Rural Development and candidate for Kansas's 1st congressional district in 2020
business owner
commercial real estate developer
former federal prosecutor
pediatric orthopedic surgeon
art gallery owner and perennial candidate
counterintelligence specialist
state senator from the 19th district (2025–present) and nominee for Kansas's 2nd congressional district in 2022
former financial services executive
Republican primary
- Roger Marshall Incumbent
incumbent U.S. senator (2021–present)
//www.linncountyjournal.com/post/deadline-for-filing-for-federal-state-county-office-is-june-1|title=Deadline for filing for federal, state, county office is June 1|last=Sims|first=Roger|date=May 23, 2026|website=Linn County Journal |access-date=May 26, 2026}}