William O'Connor

Individual

Also gave $6K to joint fundraising committees. That isn't in the totals here, because those committees pass the money on to others.

This name appears on FEC filings from 22 states, so this page may combine different people who share it.

Total Contributed

$97K

Contributions

348

Recipients

Active Period

1999–2026

Donor Profile

Party Lean

D $45KR $17KNNE $120Independent $97

Top States

NJ$24K

DC$18K

IL$11K

CA$8K

NH$3K

Giving Trend

↑ 15%

2025–2026 vs 2023–2024

Employer

THE MEDICINES COMPANY

Summary

O'CONNOR, WILLIAM is an individual political donor based in NY. They have contributed $97K across 348 contributions to 79 recipients. Their average contribution is $279.195. Top recipients include DISTRICTS FOR DEMOCRACY, OBAMA FOR AMERICA, MICHAEL ROTH FOR CONGRESS. Their political giving spans from the 2000 to the 2026 election cycle, with peak giving of $15K in 2022.

Giving Pattern by Cycle

Contribution amounts per election cycle, colored by recipient party

All Recipients

Committees and candidates receiving contributions, all cycles

#	Name	Party	State	Total	Contributions
1	DISTRICTS FOR DEMOCRACY	Democratic	NJ	$14,100	11
2	OBAMA FOR AMERICA	Democratic	IL	$10,900	8
3	MICHAEL ROTH FOR CONGRESS	—	—	$7,000	4
4	COMMERCIAL REAL ESTATE FINANCE COUNCIL PAC	—	DC	$5,500	6
5	NJ DEMS VICTORY FUND	—	NJ	$5,000	1
6	STEVE GARVEY FOR US SENATE	Republican	CA	$4,000	6
7	ENGINEERS POLITICAL EDUCATION COMMITTEE (EPEC)/INTERNATIONAL UNION OF OPERATING ENGINEERS	UNK	DC	$3,962	57
8	DNC SERVICES CORP / DEMOCRATIC NATIONAL COMMITTEE	Democratic	DC	$2,750	2
9	RUSH HOLT FOR SENATE	Democratic	NJ	$2,600	1
10	INTERNATIONAL ASSOCIATION OF FIREFIGHTERS INTERESTED IN REGISTRATION AND EDUCATION PAC	—	DC	$2,583	43
11	EDWARDS FOR NEW HAMPSHIRE	Republican	NH	$2,500	3
12	ROMNEY FOR PRESIDENT, INC.	Republican	MA	$2,300	1
13	MEDICINES COMPANY POLITICAL ACTION COMMITTEE; THE	—	NJ	$2,000	2
14	YOU GOTTA BELIEVE	—	CA	$2,000	3
15	FRIENDS OF STEVE RABY	Democratic	AL	$2,000	1
16	LPL FINANCIAL LLC POLITICAL ACTION COMMITTEE (LPL PAC)	—	CA	$1,500	2
17	JAIME FOR CONGRESS	Republican	WA	$1,150	5
18	ORRIN HATCH PRESIDENTIAL EXPLORATORY COMMITTEE INC	Republican	UT	$1,000	1
19	DEBICELLA FOR CONGRESS	Republican	CT	$1,000	1
20	HARRIS VICTORY FUND	—	DC	$1,000	2
21	ROBBIE WILLS FOR CONGRESS	Democratic	AR	$1,000	1
22	THE REAL ESTATE ROUNDTABLE POLITICAL ACTION COMMITTEE (REALPAC)	—	DC	$1,000	1
23	GILLIBRAND FOR SENATE	Democratic	NY	$1,000	1
24	JOHN JAMES FOR SENATE, INC.	Republican	MI	$1,000	1
25	SHAHEEN FOR SENATE	Democratic	DC	$910	11

1–25 of 79

1 / 4

Source: FEC bulk data

William O'Connor — Individual Donor Profile | Poliscope