Katherine Byrne

Individual

Also gave $45K to joint fundraising committees. That isn't in the totals here, because those committees pass the money on to others.

Grouped by the exact name reported to the FEC, which has no ID for individual donors. Other people with this name may be included.

Total Contributed

$148K

Contributions

171

Recipients

Active Period

2007–2026

Donor Profile

Party Lean

D $129KIndependent $2KR $1K

Top States

DC$64K

NY$7K

IL$6K

AZ$6K

DE$5K

Giving Trend

↓ 95%

2025–2026 vs 2023–2024

Employer

COONEY & CONWAY

Summary

BYRNE, KATHERINE is an individual political donor based in CA. They have contributed $148K across 171 contributions to 71 recipients. Their average contribution is $868.322. Top recipients include DSCC, FRIENDS OF SCHUMER, DCCC. Their political giving spans from the 2008 to the 2026 election cycle, with peak giving of $34K in 2012.

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	DSCC	Democratic	DC	$43,000	6
2	FRIENDS OF SCHUMER	Democratic	NY	$7,400	4
3	DCCC	Democratic	DC	$7,000	2
4	FRIENDS FOR HARRY REID	Democratic	DC	$4,600	2
5	BIDEN FOR PRESIDENT, INC.	Democratic	DE	$4,600	2
6	CITIZENS FOR RUSH	Democratic	IL	$3,800	2
7	UDALL FOR COLORADO	Democratic	CO	$3,600	2
8	BRALEY VICTORY FUND	—	IA	$3,100	2
9	HARRIS VICTORY FUND	—	DC	$3,093	26
10	FRIENDS OF CHRIS MURPHY	Democratic	CT	$2,500	1
11	REVIVING AMERICAN JOBS AGAIN PAC	—	IL	$2,500	1
12	CARMONA FOR ARIZONA	Democratic	AZ	$2,500	5
13	MONTANANS FOR TESTER	Democratic	MT	$2,500	3
14	NEBRASKANS FOR KERREY	Democratic	NE	$2,400	1
15	AL FRANKEN FOR SENATE	—	MN	$2,300	1
16	FRIENDS OF JAY ROCKEFELLER	Democratic	WV	$2,300	1
17	SHAHEEN FOR SENATE	Democratic	DC	$2,000	2
18	FRIENDS OF SHERROD BROWN	Democratic	DC	$2,000	2
19	GET STUFF DONE	Democratic	DC	$2,000	2
20	HARRIS FOR PRESIDENT	Democratic	PA	$1,700	3
21	BILL NELSON FOR US SENATE	Democratic	FL	$1,500	2
22	PEOPLE FOR PATTY MURRAY	Democratic	WA	$1,500	1
23	SINEMA FOR ARIZONA	Independent	AZ	$1,500	2
24	GIFFORDS FOR CONGRESS	Democratic	AZ	$1,500	4
25	SCHATZ FOR SENATE	Democratic	HI	$1,500	2

1–25 of 71

1 / 3

Source: FEC bulk data

Katherine Byrne — Individual Donor Profile | Poliscope