Federal candidate · 2019–2020 cycle · past cycle

Bill Cassidy

Official portrait of Bill Cassidy
Official portrait, U.S. Congress
Office
U.S. senator from Louisiana (class 2)
Party
Republican
Born
1957
In Congress
House since 2009 · Senate since 2015 · 17 years in office
Current term
January 3, 2021 to January 3, 2027
FEC filing name
CASSIDY, WILLIAM M.
Next election
Primary November 3, 2020 · General November 3, 2020 (Wikipedia, checked October 23, 2026; confirm with your state election office)
Map of Louisiana with the whole state highlighted

Louisiana

Biographical details from congress-legislators (CC0), retrieved October 23, 2026.

RepublicanU.S. Senate · LouisianaIncumbentWon the general election

FEC candidate ID S4LA00107 · Principal campaign committee: BILL CASSIDY FOR US SENATE

CycleOfficeRaisedOutcome
2025–2026U.S. Senate · Louisiana$6,701,121.15Lost primary
2019–2020U.S. Senate · Louisiana$7,447,725.90Won the general election
Total raised$7,447,725.90
Total spent$8,576,103.29
Cash on hand$1,637,676.92
Debts owed by the campaign$0.00
Loans from the candidate$0.00

2019–2020 cycle totals through December 31, 2020, from the FEC’s candidate summary file. This is a dated snapshot, not live reporting; the FEC’s page for this candidate is the official source.

Where the money comes from

Individual contributions: $4,521,421.72PACs and other committees: $2,120,050.00Party committees: $44,600.00Transfers from joint fundraising and the candidate’s other committees: $657,920.00Other receipts (loans from others, refunds, interest): $103,734.18
  • Individual contributions$4,521,421.7261%
  • PACs and other committees$2,120,050.0028%
  • Party committees$44,600.001%
  • Transfers from joint fundraising and the candidate’s other committees$657,920.009%
  • Other receipts (loans from others, refunds, interest)$103,734.181%

Raised and spent over time

Report-by-report history is shown for the current cycle.

Committees

Assignments from unitedstates/congress-legislators (CC0), retrieved October 23, 2026.

PAC and committee contributors

543 committees reported giving $2,229,653.00 to this candidate, as filed by the giving committees through December 29, 2024. Timing differs from the campaign’s own reports, so this list may not match the totals above.

Show all 543 committees

Outside spending

  • Independent expenditures supporting William M. Cassidy$808,123.54
  • Independent expenditures opposing William M. Cassidy$0.00

FEC totals for the 2020 cycle, including groups that are not political committees, retrieved October 24, 2026.

Independent expenditures by committees that are not part of the campaign, as reported by those committees. This money is spent separately, not given to the candidate.

The race

Louisiana U.S. Senate, 2020 · 9 registered candidates

CandidateRaisedCash on handThrough
William M. Cassidy (R)$7,447,725.90$1,637,676.922020-12-31
Adrian Perkins (D)$2,806,583.40$154,898.912020-12-31
Peter Wenstrup (D)$160,538.95−$621.282020-12-31
Dartanyon A. Williams (D)$111,315.70$8,722.972020-12-31
Antoine Pierce (D)$100,626.60−$22,573.942020-12-31
Dustin Murphy (R)$17,367.97$4,050.752020-11-05
Beryl Billiot (NOP)$6,374.60$0.002020-12-31
John Paul Bourgeois (NNE)$3,500.00$100.002020-09-30
Aaron Charles Sigler (L)$3,297.88$650.642020-10-13

Polling and ratings

Race ratings

Recent polls

PollsterDatesSampleMargin of errorResults
ALG Research (D)August 6–12, 2020800 (LV)± 3.5%Bill Cassidy 42% · Dustin Murphy 6% · Adrian Perkins 17% · Antoine Pierce 11%
ALG Research (D)August 6–12, 2020800 (LV)± 3.5%Bill Cassidy 52% · Adrian Perkins 33%
Tyson Group/Consumer Energy AllianceSeptember 2–5, 2020600 (LV)± 4%Bill Cassidy 38% · Generic Opponent 37%
Tyson Group/Consumer Energy AllianceMarch 16, 2020– (V)–Bill Cassidy 48% · Generic Opponent 25%
ALG Research (D)August 6–12, 2020800 (LV)± 3.5%Generic Republican 43% · Generic Democrat 33%

Ratings and polls as listed on Wikipedia: 2020 United States Senate election in Louisiana (retrieved October 23, 2026), licensed CC BY-SA 4.0. TerraCivic does not rate races or compute its own average.

Sources and updates

  • Money: FEC bulk data (candidate summary, committee master, committee-to-candidate contributions), retrieved October 23, 2026. FEC candidate page · Principal campaign committee: BILL CASSIDY FOR US SENATE.
  • Polling, ratings and candidate status: Wikipedia, retrieved October 23, 2026 (CC BY-SA 4.0).
  • Status shown above comes from the race’s Wikipedia page.

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