U.S. Senator

Rob Portman

Republican·OH — District 2· Former member

bioguide://P000449FEC H4OH02032

Party loyalty

Attendance

-1

Broke with party

Bills → law

Broke ranks.

Every vote where Portman broke from the Republican majority. Crossover behavior is the clearest signal of independence — how we compute it.

Most recent defection · Dec 22, 2022

Voted NAY while Republicans voted YEA.

NAYvs Party: YEA

Dec 22, 2022
Consolidated Appropriations Act, 2023
Voted NAY while Republicans voted YEA
NAY
Dec 15, 2022
Further Continuing Appropriations and Extensions Act, 2023
Voted YEA while Republicans voted NAY
YEA
Dec 15, 2022
Further Continuing Appropriations and Extensions Act, 2023
Voted YEA while Republicans voted NAY
YEA
Dec 15, 2022
Further Continuing Appropriations and Extensions Act, 2023
Voted YEA while Republicans voted NAY
YEA
Dec 1, 2022
To provide for a resolution with respect to the unresolved disputes between certain railroads represented by the National Carriers' Conference Committee of the National Railway Labor Conference and certain of their employees.
Voted YEA while Republicans voted NAY
YEA
Nov 29, 2022
Respect for Marriage Act
Voted YEA while Republicans voted NAY
YEA
Nov 29, 2022
Respect for Marriage Act
Voted YEA while Republicans voted NAY
YEA

Last 10 roll-call votes.

Bills Portman introduced.

National Defense Authorization Act for Fiscal Year 2023
117-hr-7900·Oct 11, 2022
Inflation Reduction Act of 2022
117-hr-5376·Aug 16, 2022Became law
Trade with China Strategic Assessment Act of 2022
117-s-5352·Dec 21, 2022
Stopping Unlawful Negative Machine Impacts through National Evaluation Act
117-s-5351·Dec 21, 2022
International Competition for American Jobs Act
117-s-5349·Dec 21, 2022

Closest collaboratorsCosponsor graph

CommitteesCongress.gov

Border Management, Federal Workforce, and Regulatory Affairs Subcommittee
EX_OFFICIO
Disaster Management, District of Columbia, and Census Subcommittee
EX_OFFICIO
Finance Committee
Foreign Relations Committee
Homeland Security and Governmental Affairs Committee
RANKING_MEMBER
Joint Economic Committee
Permanent Subcommittee on Investigations
EX_OFFICIO
Energy and Natural Resources Committee
Energy Subcommittee
Europe and Regional Security Cooperation Subcommittee
Health Care Subcommittee
Multilateral International Development, Multilateral Institutions, and International Economic, Energy, and Environmental Policy Subcommittee
National Parks Subcommittee
Near East, South Asia, Central Asia, and Counterterrorism Subcommittee
Regulatory Affairs and Federal Management Subcommittee
Social Security, Pensions, and Family Policy Subcommittee
State Department and USAID Management, International Operations, and Bilateral International Development Subcommittee
Taxation and IRS Oversight Subcommittee
CHAIRMAN
Water and Power Subcommittee

Campaign fundingFEC

$477K

Raised (selected cycle)

Data freshnessStringTheory

Stats rolled up nightly. Votes updated every 30 minutes. This profile last synced Apr 20, 2026.