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John E. Sununu

John E. Sununu

Republican candidate for U.S. Senate in New Hampshire

Live Odds — New Hampshire Republican Senate nominee?

Current prediction-market probability for the candidate, updated as market prices change.

99%chance to win

$56.7KSEP 9, 2026

Candidate Overview

Key details about the candidate’s background, party, office sought and current campaign.

Current roleFormer U.S. Senator

PartyRepublican

Political ideologyConservative Republican

Age61 years old (Sep 10, 1964)

GenderMale

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LocationNew Hampshire

BackgroundPolitician

EducationSalem High School (Salem, New Hampshire), 1982

Notable personal detailsJohn Edward Sununu is an American politician and engineer from New Hampshire. He represented New Hampshire in the U.S. House of Representatives (1997–2003) and the U.S. Senate (2003–2009). He earned engineering degrees from the Massachusetts Institute of Technology and an M.B.A. from Harvard Business School, and has worked in high tech, engineering, consulting, and manufacturing.

SourcesShow

Political Positions

LiberalConservative

Economy & Taxes

Supports tax cuts and lower tax burdens, including votes to eliminate the estate tax and to reduce marriage-penalty and business taxes; favors limiting taxes and spending while prioritizing pro-business, free-market policies. Voting record and interest-group ratings indicate consistent support for tax-lowering measures.

Healthcare

Opposes the Affordable Care Act and supports market-based reforms such as medical/health savings accounts, association health plans, and state-driven solutions rather than major federal expansions. Voting and public statements show preference for private insurance mechanisms and reducing federal mandates. Positions indicate favoring market competition and limiting federal role in healthcare policy.

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Immigration & Border

Opposes broad legalization/amnesty for undocumented immigrants and supported stronger border security measures while endorsing reforms to the immigration system focused on enforcement and temporary worker controls. Voting record from his Senate term shows opposition to major comprehensive bills that included pathways to citizenship and support for measures to strengthen the border.

Abortion & Reproductive Rights

John E. Sununu has supported legal restrictions on abortion, voting for federal bans on certain procedures and endorsing limits with exceptions for life/health and for rape/incest in some statements. His congressional voting record and public statements show opposition to expansive abortion access and support for measures that limit abortion availability.

Climate & Energy

Has opposed federal caps on greenhouse-gas emissions and voted against the 2003 Climate Stewardship Act; supported expanded domestic oil drilling (ANWR). Has also supported some market-based or incentive approaches to energy (tax credits for renewables) while warning that strict emissions limits would raise costs. Overall favors energy policies emphasizing domestic production, market mechanisms, and a gradual transition rather than aggressive emissions mandates.

Public Safety & Guns

John E. Sununu has a voting record opposing major federal gun restrictions: he voted against renewing the 1994 federal assault weapons ban and voted against requiring background checks at gun shows. He has supported Second Amendment protections and opposed expanded federal gun regulations while serving in the U.S. Senate.

Latest News

AINews Summary
Last updatedJul 30, 2026

John E. Sununu is running in the New Hampshire Republican Senate primary and is currently leading Scott Brown ahead of the Sept. 8 contest. The race is still unsettled, but Republican leaders are backing Sununu as the party looks to replace retiring Democrat Jeanne Shaheen. Recent polling also suggests a tougher environment for Republicans in New Hampshire, with President Trump’s approval rating falling in the state, which could affect Sununu’s chances in the general election.

history.house.gov+48

Latest Polls

New Hampshire Republican Senate nominee?

Recent polling results and the candidate's current average in the race.

John E. Sununu currently averages 50.1%, ranking first in this race, 26.1 points ahead of the nearest opponent.

Polling average: 50.1%Position: firstMargin: +26.1 ptsLatest poll: 59.0% (Jun 24 - 25)Polls included: 12

Average recalculated from polls through Jun 24 - 25.

Polling Average
60%50%40%30%20%10%0%
50.1%
24.0%
7.5%
John E. Sununu
J. Sununu
Scott Brown
S. Brown
Dan Innis
D. Innis
Date (Start - End)SpreadSununuBrownInnis
Polling Average
Sununu+26.1
50.1%24.0%7.5%
Saint Anselm College Survey CenterJun 24 - 25
Sununu+38.0
59.0%21.0%
University of New Hampshire Survey CenterJun 18 - 23
Sununu+39.0
59.0%20.0%
Praecones AnalyticaApr 22 - May 13
Sununu+45.8
72.9%27.1%
University of New Hampshire Survey CenterApr 17 - 21
Sununu+37.0
56.0%19.0%
Emerson CollegeMar 21 - 23
Sununu+28.7
47.5%18.8%
Saint Anselm College Survey CenterMar 16 - 18
Sununu+21.0
49.0%28.0%
University of New Hampshire Survey CenterJan 15 - 19
Sununu+23.0
48.0%25.0%
Guidant Polling and StrategyDec 9 - 11
Sununu+19.0
49.0%30.0%
Saint Anselm College Survey CenterNov 18 - 19
Sununu+9.0
39.0%30.0%
University of New Hampshire Survey CenterNov 13 - 17
Sununu+13.0
40.0%27.0%
University of New Hampshire Survey CenterSep 17 - 23
Sununu+23.0
42.0%19.0%7.0%
co/efficientSep 10 - 12
Sununu+17.0
40.0%23.0%8.0%

Aggregation source: FiftyPlusOne

Endorsements

6
New Hampshire Republican Senate nominee?

Campaign Fundraising

Latest report: Cycle 2026

Campaign finance totals from the latest available reporting period.

Total raisedCash on hand
$3.7M
$2.7M
$1.8M
$915.6K
$0

2026

Latest
Year
Total raised
Cash on hand
Total spent
Burn rate

Cycle 2026

$3.7M
$2.7M
$989.6K
$55.0K

Source: FEC