Representative · Tennessee's 1st district

Diana Harshbarger

Diana Harshbarger is a Republican representative for Tennessee's 1st district, in Congress since 2021. In the 119th Congress, 675 roll calls were held while they served; they missed 9, and cast 463 of 467 party-unity votes with the majority of their caucus.

Party: Republican
Chamber: House; Current
In Congress since: Jan 3, 2021
Term ends: Jan 3, 2027

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Photo: Government Publishing Office (public domain)

Record by Congress

Counts with their denominators for each Congress and chamber served. Ranks are among members who served most of that Congress (100 or more roll calls): rank 1 did it most often. A description, not a grade.

Congress	Roll calls	Missed	Votes with party	Sponsored	Cosponsored across the aisle
119th CongressHouse of Representatives	675	1.3%9 of 675 · rank 278 of 439	99%463 of 467 · rank 121 of 439	370 became law	6%16 of 259
118th CongressHouse of Representatives	1,222	0.2%3 of 1,222 · rank 422 of 442	99%843 of 850 · rank 67 of 442	250 became law	5%16 of 333
117th CongressHouse of Representatives	997	0.6%6 of 997 · rank 294 of 443	99%565 of 568 · rank 85 of 443	150 became law	13%36 of 284

Ideology (DW-NOMINATE)

Voteview's DW-NOMINATE first dimension estimates where members sit from all their roll calls: liberal (−1) to conservative (+1). It describes voting patterns, not views. Shown for the 119th Congress (House), with each party's median and the chamber's range.

Liberal −1+0.68+1 Conservative

Source: Lewis, Jeffrey B., Keith Poole, Howard Rosenthal, Adam Boche, Aaron Rudkin, and Luke Sonnet (2026). Voteview: Congressional Roll-Call Votes Database. https://voteview.com/

Votes against their party

The latest party-unity votes on bills and amendments where the member voted yea or nay against most of their caucus.

H.R. 8800: National Defense Authorization Act for Fiscal Year 2027Yea
Jul 21, 2026· House· Amendments· On Agreeing to the Amendment· Agreed to 265–161· Against party
H.R. 1346: To amend the Clean Air Act with respect to the ethanol waiver for Reid Vapor Pressure under that Act, and for other purposes.Nay
May 13, 2026· House· Passage· On Passage· Passed 218–203· Against party
H.R. 7567: Farm, Food, and National Security Act of 2026Nay
Apr 30, 2026· House· Amendments· On Agreeing to the Amendment· Failed 187–239· Against party
H.R. 8997: Energy and Water Development and Related Agencies Appropriations Act, 2025Nay
Jul 23, 2024· House· Amendments· On Agreeing to the Amendment· Failed 115–305· Against party
H.R. 8774: Department of Defense Appropriations Act, 2025Yea
Jun 27, 2024· House· Amendments· On Agreeing to the Amendment· Failed 161–251· Against party
H.R. 7888: Reforming Intelligence and Securing America ActNay
Apr 12, 2024· House· Amendments· On Agreeing to the Amendment· Agreed to 227–193· Against party
H.R. 4821: Department of the Interior, Environment, and Related Agencies Appropriations Act, 2024Nay
Nov 2, 2023· House· Amendments· On Agreeing to the Amendment· Failed 129–292· Against party
H.R. 4394: Energy and Water Development and Related Agencies Appropriations Act, 2024Nay
Oct 26, 2023· House· Amendments· On Agreeing to the Amendment· Failed 115–306· Against party

Recent votes

The latest roll calls on bills and amendments, with the member's recorded position.

S. 2403: Retire through Ownership ActYea
Sep 16, 2026· House· Passage· On Motion to Suspend the Rules and Pass· Passed 401–14
H.R. 9497: Water Resources Development Act of 2026Yea
Sep 16, 2026· House· Passage· On Motion to Suspend the Rules and Pass, as Amended· Passed 415–9
H.R. 9340: Ratepayer Protection ActYea
Sep 16, 2026· House· Passage· On Motion to Suspend the Rules and Pass, as Amended· Passed 417–3
H.J.Res. 213: Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule issued by the Environmental Protection Agency relating to the "California State Nonroad Engine Pollution Control Standards; Commercial Harbor Craft Regulations; Notice of Decision".Yea
Sep 16, 2026· House· Passage· On Passage· Passed 214–208
H.R. 10326: PROOF ActYea
Sep 16, 2026· House· Passage· On Passage· Passed 217–207
H.R. 9576: National Fraud Enforcement Division Act of 2026Yea
Sep 16, 2026· House· Passage· On Passage· Passed 352–72
H.R. 5334: Lindsey O. Graham Sanctioning Russia and Iran Act of 2026Yea
Sep 16, 2026· House· Passage· On Motion to Concur in the Senate Amendments· Passed 262–159
H.Con.Res. 93: Directing the President, pursuant to section 5(c) of the War Powers Resolution, to remove United States Armed Forces from hostilities with Iran.Nay
Sep 15, 2026· House· Passage· On Agreeing to the Resolution· Passed 220–204
H.J.Res. 210: Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Environmental Protection Agency relating to "California State Nonroad Engine Pollution Control Standards; Ocean-Going Vessels At-Berth; Notice of Decision".Yea
Sep 15, 2026· House· Passage· On Passage· Passed 216–211
H.R. 9500: Tax Relief for Fraud Victims ActNay
Sep 15, 2026· House· Passage· On Motion to Suspend the Rules and Pass, as Amended· Passed 408–17· Against party
H.R. 2140: Diesel Emissions Reduction Act of 2025Nay
Sep 15, 2026· House· Passage· On Motion to Suspend the Rules and Pass· Passed 343–79· Against party
H.R. 4646: Whistleblower Protection Act of 2025Yea
Sep 15, 2026· House· Passage· On Motion to Suspend the Rules and Pass, as Amended· Passed 424–0

Committees

Seats as published by the congress-legislators project. Past seats are those no longer listed since Analisa began recording them.

Current seats

House Committee on Energy and Commerce
Energy
HealthVice Chair
Oversight and Investigations

Federal contracts in the district

Contract obligations attributed to Tennessee's 1st district by each action's county and its award's ZIP code (land shares through census tracts); an estimate where ZIP codes cross district lines. Shown next to the member's record: neither explains the other.

Obligations · FY2026: $675.5M
Per resident: $862
Rank in Tennessee: 3 of 9
Contract actions: 751; New awards: 280

By fiscal year

473.1MFY2017
615MFY2018
457.7MFY2019
530.2MFY2020
717.3MFY2021
443.4MFY2022
812.8MFY2023
437.2MFY2024
846.5MFY2025
675.5MFY2026

Top buyers

Department of Energy$410.5M61%
Department of Veterans Affairs$129.2M19%
Department of the Army$60.5M9.0%
Department of Defense
Office of Assistant Secretary for Preparedness and Response$30M4.4%
Department of Health and Human Services
Department of the Air Force$26.2M3.9%
Department of Defense
Federal Highway Administration$8.9M1.3%
Department of Transportation
National Park Service$7.2M1.1%
Department of the Interior
Forest Service$2.6M0.4%
Department of Agriculture

Top recipients

BWXT ENRICHMENT OPERATIONS, LLC$199.7M30%
1 award
NUCLEAR FUEL SERVICES INC$126.3M19%
2 awards
BWXT ORDNANCE TENNESSEE, INC.$91.9M14%
4 awards
DAWES CONSTRUCTION, LLC$67.8M10%
3 awards
DRC EMERGENCY SERVICES, LLC$33.8M5.0%
1 award
USANTIBIOTICS LLC$30M4.4%
1 award
NEWBEGIN ENTERPRISES,INC.$26.2M3.9%
5 awards
BAE SYSTEMS ORDNANCE SYSTEMS INC.$16.6M2.5%
17 awards
SIGO VALIANT JV LLC$10.7M1.6%
1 award
ELEVATED TECHNOLOGIES SERVICES, LLC$4.9M0.7%
2 awards

Open the district page

Campaign money

What the member's campaigns reported receiving, per FEC two-year cycle, and the federal contracts of the organizations that sponsor the giving PACs (each sponsor matched to a contract recipient by AI, with its probability). Comparisons of public records: neither explains the other.

2026 cycle

Raised: $1.3M; through Jul 17, 2026
Cash on hand: $2M
From committees: $727.5K; 219 committees
From contractor PACs: $191.5K; 53 PACs · 26% of committee money

IndividualsPACsPartySelf

Largest gifts from PACs of federal contractors, 2026

PAC sponsor	Given	Matched contract recipient	Its contracts, FY2026
bristol-myers squibb companybristol-myers squibb company political action committee	$10K	BRISTOL-MYERS SQUIBB COMPANYAI match · 100% · the same organization	$8.8M
abbott laboratoriesabbott laboratories employee political action committee	$10K	ABBOTT LABORATORIES INC.AI match · 100% · the same organization	$90M
american institute of certified public accountantsamerican institute of certified public accountants political action committee	$10K	AMERICAN INSTITUTE OF CERTIFIED PUBLIC ACCOUNTANTSAI match · 100% · the same organization	—
pfizer inc.pfizer inc. pac	$8,500	PFIZER INCAI match · 100% · the same organization	-$140.2K
national community pharmacists associationnational community pharmacists association - pac	$8,500	NATIONAL COMMUNITY PHARMACISTS ASSOCIATIONAI match · 100% · the same organization	—
national association of broadcastersnational association of broadcasters political action committee (nabpac)	$7,500	NATIONAL ASSOCIATION OF BROADCASTERSAI match · 100% · the same organization	$0
mckesson corporationmckesson corporation employees political fund	$7,500	MCKESSON CORPORATIONAI match · 100% · the same organization	$13.5B
astellas us llcastellas us llc pac (astellas pac)	$7,000	ASTELLAS PHARMA US, INC.AI match · 100% · the same organization	—
johnson & johnsonjohnson & johnson political action committee	$6,500	JOHNSON & JOHNSON VISION CARE INCAI match · 100% · of one corporate family	—
atmos energy corporationatmos energy corporation pac	$6,000	ATMOS ENERGY CORPORATIONAI match · 100% · the same organization	$2.6M

By cycle

Cycle	Raised (FEC summary)	From committees	From contractor PACs
2026	$1.3M	$727.5K	$191.5K53 PACs · 26% of committee money
2024	$1.9M	$982.1K	$197.3K57 PACs · 20% of committee money
2022	$2M	$456K	$105K34 PACs · 23% of committee money

Raised is the FEC's cumulative summary of the candidacy; committee money counts each contribution reported, so the two cover slightly different dates.

Terms

Every term in the House or Senate, as published by the congress-legislators project.

House · Tennessee's 1st districtJan 3, 2025 – Jan 3, 2027
House · Tennessee's 1st districtJan 3, 2023 – Jan 3, 2025
House · Tennessee's 1st districtJan 3, 2021 – Jan 3, 2023

Contact

Official channels, as published.

Website: harshbarger.house.gov
Phone: 202-225-6356
Office: 167 Cannon House Office Building

Identifiers

The same member in other public records.

Sources and method

Every figure on this page traces to these records.

Members of Congress, their terms, committees and identifiers (The @unitedstates project (from the Biographical Directory of the U.S. Congress, the House and the Senate))unitedstates/congress-legislators: legislators, committees and current committee membership · data current to Oct 3, 2026 · loaded Oct 3, 2026 · license: CC0 1.0 (public domain dedication)
House roll-call votes (Office of the Clerk, U.S. House of Representatives)Office of the Clerk, U.S. House of Representatives, roll-call vote records · data current to Oct 3, 2026 · loaded Oct 3, 2026 · license: Public domain (U.S. Government work, 17 U.S.C. § 105)
Senate roll-call votes and DW-NOMINATE scores (Voteview (UCLA Department of Political Science))Lewis, Jeffrey B., Keith Poole, Howard Rosenthal, Adam Boche, Aaron Rudkin, and Luke Sonnet (2026). Voteview: Congressional Roll-Call Votes Database. https://voteview.com/ · data current to Oct 3, 2026 · loaded Oct 3, 2026 · license: Free to use with the required citation
Bill status: bills and resolutions, sponsors, actions, subjects and CRS summaries (U.S. Government Publishing Office (GovInfo), from Congress.gov (Library of Congress))GovInfo Bill Status bulk data (Congress.gov; summaries by the Congressional Research Service) · data current to Oct 9, 2026 · loaded Oct 9, 2026 · license: Public domain (U.S. Government work, 17 U.S.C. § 105)
Congressional district boundaries and relationship files (U.S. Census Bureau)U.S. Census Bureau, Cartographic Boundary Files (congressional districts) and 2020 relationship files · release cd116+cd118+cd119 · loaded Oct 3, 2026 · license: Public domain (U.S. Government work, 17 U.S.C. § 105)
ZIP code (ZCTA) to congressional district crosswalk (U.S. Census Bureau)U.S. Census Bureau, 2020 relationship files (ZCTAs, tracts and congressional districts); shares computed by Analisa · release 2020 · loaded Oct 3, 2026 · license: Public domain (U.S. Government work, 17 U.S.C. § 105)
Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov)USAspending.gov, prime award contract transactions (FPDS) · data current to Oct 9, 2026 · loaded Oct 9, 2026 · license: Public domain (U.S. Government work, 17 U.S.C. § 105)
Committees, candidates and committee contributions to candidates (Federal Election Commission)FEC bulk data: committee master, candidate master (candidates' names, no addresses), linkages, PAC summaries, all-candidates summaries and contributions from committees (no individual contributors) · data current to Oct 9, 2026 · loaded Oct 9, 2026 · license: Public domain (U.S. Government work, 17 U.S.C. § 105)

Positions are shown only where a roll call recorded them; voice votes and unanimous consent record none.
Activity counts describe volume and attendance; they are not a measure of quality.
Money and votes are shown side by side; neither explains the other.