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U.S. Senator from Tennessee

Marsha Blackburn

Republican · Tennessee

Former House member, elected to Senate in 2018. Focus on Big Tech accountability, China, and conservative social issues. Judiciary and Commerce committee member.

Record

Staunch conservative. Unexpectedly progressive on Big Tech regulation and data privacy legislation. Hawkish on China. Strong social conservative. Consistently opposes healthcare expansion.

Legislative Record

Recently sponsored bills (8 on record)

  • S.5179 — A bill to clarify that for purposes of Federal nondiscrimination requirements applicable to education programs or activities receiving Federal financial assistance, discrimination prohibited under title IX of the Education Amendments of 1972 is based on the biological reality of sex. (Introduced, Jul 30, 2026)
  • S.5152 — A bill to amend title 36, United States Code, to modify the Federal charter of the National Society of the Daughters of the American Revolution to clarify its membership eligibility requirements, and for other purposes. (Introduced, Jul 28, 2026)
  • S.5098 — Enhancing K–12 Cybersecurity Act (Introduced, Jul 23, 2026)
  • S.5023 — Ban Birth Tourism Act of 2026 (Introduced, Jul 16, 2026)
  • S.4994 — ONSHORE Manufacturing Act (Introduced, Jul 15, 2026)
  • S.4840 — Export Control Enforcement and Enhancement Act (Introduced, Jun 18, 2026)
  • S.4659 — Election Security Partnership Act (Introduced, Jun 2, 2026)
  • S.3023 — Safe Cloud Storage Act (Introduced, Oct 21, 2025)

Notable votes

  • Voted Yea on S.Res. 817 — Motion to Invoke Cloture: S. Res. 817 (Cloture Motion Agreed to, Jul 29, 2026)
  • Voted Yea on H.R. 6644 — Motion to Invoke Cloture: Motion to Concur in the House Amendment to the Senate Amendment to H.R. 6644 with an Amendment (SA 5823) (Cloture Motion Agreed to, Jun 18, 2026)
  • Voted Yea on S. 2 — S. 2, As Amended (Bill Passed, Jun 5, 2026)
  • Voted Nay on S. 2 — Cortez Masto Amdt. No. 5463 (Amendment Rejected, Jun 5, 2026)
  • Voted Nay on S. 2 — Padilla Amdt. No. 5808 (Amendment Rejected, Jun 5, 2026)
  • Voted Nay on S. 2 — Gallego Amdt. No. 5813 (Amendment Rejected, Jun 5, 2026)
  • Voted Nay on S. 2 — Peters Amdt. No. 5763 (Amendment Rejected, Jun 5, 2026)
  • Voted Nay on S. 2 — Hirono Amdt. No. 5506 (Amendment Rejected, Jun 5, 2026)

Recently cosponsored bills (12 on record)

  • S.5204 — A bill to amend the Internal Revenue Code of 1986 to exempt individual account plans from certain prohibited transaction rules. (Introduced, Jul 30, 2026)
  • S.5202 — A bill to prohibit the use of Federal funds for gender transition for minors. (Introduced, Jul 30, 2026)
  • S.3101 — SAFE KIDS Act (Introduced, Jul 29, 2026)
  • S.4576 — Jewish American Security Act (Introduced, Jul 29, 2026)
  • S.5158 — A bill to abolish the Federal Insurance Office of the Department of the Treasury, and for other purposes. (Introduced, Jul 29, 2026)
  • S.5160 — A bill to require the Secretary of State and relevant executive branch agencies to monitor and address gray-zone operations of the People's Republic of China in the Indo-Pacific, to hold accountable gray-zone activities by national and international actors, and for other purposes. (Introduced, Jul 29, 2026)
  • S.3085 — Firearm Access During Shutdowns Act of 2025 (Introduced, Jul 28, 2026)
  • S.4950 — ITS Codification Act (Introduced, Jul 28, 2026)

Voting analysis

Marsha Blackburn chairs the commerce subcommittee on consumer protection, technology and data privacy. Her defection record is small and evenly split between amendments she supported and bills she opposed.

5.9%
Votes against the Republican majority
203
Roll calls where a party majority formed
28 of 51
Rank among Senate Republicans, most defections first

Three failed amendments, two blocked bills

She voted for amendments from three Republican colleagues that the chamber turned down, then against a bill at passage and against a cloture motion clearing a motion to concur in a House amendment. The first group pushes the party further; the second declines to let it finish. Both appear in the same short record.

The 10 most recent of 12 roll calls where Marsha Blackburn voted against the Senate Republican majority.
Roll callDateOutcomeTheir vote
S.Con.Res. 33
Paul Amdt. No. 5378
On the Amendment S.Amdt. 5378 to S.Con.Res. 33 (No short title on file) · roll call 119
Apr 23, 2026Amendment RejectedYea (party: Nay)
H.R. 3944
Johnson Amdt. No. 3428
On the Amendment S.Amdt. 3428 to S.Amdt. 3411 to H.R. 3944 (No short title on file) · roll call 119
Aug 1, 2025Amendment RejectedYea (party: Nay)
H.R. 1
Lee Amdt. No. 2745
On the Amendment S.Amdt. 2745 to S.Amdt. 2360 to H.R. 1 (No short title on file) · roll call 119
Jul 1, 2025Amendment RejectedYea (party: Nay)
H.R. 9747
On Passage of the Bill H.R. 9747 · roll call 118
Sep 25, 2024Bill PassedNay (party: Yea)
H.R. 815
Motion to Invoke Cloture: Motion to Concur in the House Amdt to the Senate Amdt to H.R. 815
On the Cloture Motion H.R. 815 · roll call 118
Apr 23, 2024Cloture Motion Agreed toNay (party: Yea)
H.R. 7888
On Passage of the Bill H.R. 7888 · roll call 118
Apr 19, 2024Bill PassedNay (party: Yea)
H.R. 7888
Motion to Invoke Cloture: Motion to Proceed to H.R. 7888
On the Cloture Motion H.R. 7888 · roll call 118
Apr 18, 2024Cloture Motion Agreed toNay (party: Yea)
S. 3853
On Passage of the Bill S. 3853 · roll call 118
Mar 7, 2024Bill PassedYea (party: Nay)
H.R. 7463
On Passage of the Bill H.R. 7463 · roll call 118
Feb 29, 2024Bill PassedNay (party: Yea)
H.R. 2872
H.R. 2872, As Amended
On Passage of the Bill H.R. 2872 · roll call 118
Jan 18, 2024Bill PassedNay (party: Yea)

The steadier Tennessee senator

Tennessee's two Senate seats are Republican-held, and Blackburn leaves the conference position slightly less often than her colleague.

Among the 2 Republicans in the Tennessee delegation, the average rate of voting against the party majority is 6.1%. Marsha Blackburn is below that average at 5.9%.

What she legislates on

Her displayed filings include a bill clarifying that federal nondiscrimination requirements under title IX turn on what it terms the biological reality of sex, and an amendment to the title of the United States Code governing patriotic societies and observances. She cosponsors at high volume relative to what she introduces.

Sponsored bills carry the Congressional Research Service's own subject classification. Marsha Blackburn's cluster into: Crime and Law Enforcement (1), Foreign Trade and International Finance (1), Government Operations and Politics (1), Immigration (1), Taxation (1).

809
Bills sponsored
4892
Bills cosponsored

Of the 8 most recent of those, 8 currently sit at Introduced.

Tenure and attendance

Blackburn's congressional service spans both chambers and reaches back to the early two-thousands, well inside veteran standing, under one party label. She misses more votes than most senators; the measure records participation alone.

First elected in 2003, now serving across 12 terms. Marsha Blackburn falls in the veteran cohort.

7.7%
Roll calls recorded as not voting
220
Roll calls eligible to vote on
17
Recorded as not voting

By the numbers

In the 119th Congress, Marsha Blackburn has 809 bills sponsored, 4892 cosponsored, 8 recent floor votes recorded.

Committee assignments

  • Joint Economic Committee
  • Senate Committee on Commerce, Science, and Transportation
  • Senate Committee on Finance
  • Senate Committee on the Judiciary
  • Senate Committee on Veterans' Affairs
  • Senate Committee on Commerce, Science, and Transportation: Consumer Protection, Technology, and Data Privacy (Chairman)
  • Senate Committee on Commerce, Science, and Transportation: Science, Manufacturing, and Competitiveness
  • Senate Committee on Commerce, Science, and Transportation: Telecommunications and Media
  • Senate Committee on Finance: Health Care
  • Senate Committee on Finance: Social Security, Pensions, and Family Policy
  • Senate Committee on Finance: Taxation and IRS Oversight
  • Senate Committee on the Judiciary: Crime and Counterterrorism

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