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Portrait of Chris RothfussPhoto: wyoleg.gov

WY · Officeholder

Chris Rothfuss

DState Senator · District 9

On the ballot Nov 3, 2026: Wyoming Senate District 9

Biography

Chris Rothfuss is a Democratic member of the Wyoming State Senate for District 9, in office since 2011, and has been Senate minority leader since 2013; he is seeking re-election on November 3, 2026.[1][2] He is a chemical engineer by training.[1]

Chris Rothfuss obtained a B.A. in international studies and an M.S. in chemical engineering from the University of Wyoming, and an M.S. in applied physics and a Ph.D. in chemical engineering from the University of Washington.[1] Ballotpedia lists his career experience as a chemical engineer and consultant.[1]

Rothfuss was first elected to the Senate in 2010 and has served as minority leader since 2013.[1] For 2025-2026 he co-chaired the Select Committee on Blockchain, Financial Technology, and Digital Innovation Technology and was assigned to the Senate Education Committee, the Senate Rules and Procedure Committee and the Senate Minerals, Business and Economic Development Committee, among others.[1]

  1. 1.Chris Rothfuss - Ballotpedia · Ballotpedia Reference
  2. 2.Wyoming State Senate elections, 2026 - Ballotpedia · Ballotpedia Reference

Researched from the cited sources on 2026-10-21. Not yet independently fact-checked.

Wyoming Senate District 9

Chris Rothfuss is on the Nov 3, 2026 ballot for Wyoming Senate District 9 as D. Not researched in depth — candidate list only.

Ballotpedia ↗

Their votes on the most contested roll calls

The votes in their chamber that came out closest and most divided by party, among those they voted on. How we rank

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Substantive votes concern legislation or nominations; procedural votes concern how the chamber considers them. A Yes vote applies to the motion shown, which may not be final passage.

SF 125 · WY SENATE

Wyoming business council-amendments.

NoVOTED

Motion: S09 - Minerals:Recommend Amend and Do Pass 4-1-0-0-0

AN ACT relating to the administration of the government; amending programs, functions and operations of the Wyoming business council; specifying requirements for the Wyoming business council; making conforming amendments; specifying limitations of the Wyoming business council; specifying applicability; requiring reports; creating a task force; providing appropriations; and providing for effective dates.

Official summary — read the bill text ↗
Passed 4–1·Substantive·Feb 17, 2026Roll call ↗
SF 20 · WY SENATE

Data privacy-government entities.

YesVOTED

Motion: S09 - Minerals:Recommend Amend and Do Pass 3-2-0-0-0

This act provides broadly applicable requirements for the handling of personal data within government entities, except for law enforcement and the judicial branch of government and specifies that to the extent that a provision of this act conflicts with another provision of state or federal law, the other provision shall control. This act prohibits government entities from purchasing, selling, trading, or transferring personal data except under certain express conditions or exceptions.

Official summary — read the bill text ↗
Passed 3–2·Substantive·Feb 16, 2026Roll call ↗
SF 59 · WY SENATE

K-12 language and literacy program.

YesVOTED

Motion: S04 - Education:Recommend Do Pass 4-1-0-0-0

Establishes the Wyoming Language and Literacy Program to ensure comprehensive language and literacy instruction for students in kindergarten through grade twelve. Defines key terms and components related to language and literacy. Requires school districts to adopt and implement comprehensive language and literacy plans. Mandates the creation of individualized reading plans for students identified with reading difficulties or at risk for poor reading outcomes. Specifies professional development requirements.

Official summary — read the bill text ↗
Passed 4–1·Substantive·Feb 16, 2026Roll call ↗

Showing 3 of 3 votes in this collection. Coverage may be incomplete; each entry links to the official record.