Jeanne Shaheen Democratic Hart's Location The 2026 United States Senate election in New Hampshire will be held on November 3, 2026, to elect a member of the United States Senate to represent the state of New Hampshire . Democratic incumbent Jeanne Shaheen declined to seek a fourth term. [ 1 ] Primary elections will be held on September 8, 2026. This will be the first open Senate election in New Hampshire since 2010 , and the first for this seat since 1990 . New Hampshire is considered to be a slightly to moderately blue state at the federal level, with Kamala Harris carrying the state by roughly 3 percentage points in the 2024 presidential election . The state's congressional delegation has been entirely Democratic since 2017. However, Republicans control the governorship , both state legislative chambers, and a majority in the executive council . [ 2 ] [ 3 ] Shaheen was first elected in 2008 , defeating then-incumbent senator John Sununu in a rematch of 2002 , and was re-elected in 2014 and 2020 . [ 4 ] Republicans have not won a U.S. Senate race in New Hampshire since 2010 . [ 5 ] Democratic primary David Jarvis, information technology consultant [ 6 ] Karishma Manzur, medical scientist and member of the New Hampshire Democratic Party Rules Committee [ 7 ] Chris Pappas , U.S. representative for New Hampshire's 1st congressional district (2019–present) [ 8 ] Maxwell L. Saal, medical researcher [ 9 ] [ 6 ] John Vail, candidate for President in 2024 [ 9 ] [ 6 ] Maggie Goodlander , U.S. representative for New Hampshire's 2nd congressional district (2025–present) ( running for re-election , endorsed Pappas) [ 10 ] Annie Kuster , former U.S. representative for New Hampshire's 2nd congressional district (2013–2025) (endorsed Pappas) [ 11 ] Jeanne Shaheen , incumbent U.S. Senator (2009–present) [ 1 ] (endorsed Pappas) [ 12 ] Andru Volinsky , former Executive Councilor (2017–2021) and candidate for governor in 2020 [ 13 ] Jamaal Bowman , former NY-16 (2021–2025) [ 14 ] Suraj Budathoki , state representative from the Hillsborough 40th district (2024–present) [ 7 ] Tony Caplan , state representative from the Merrimack 8th district (2020–present) [ 7 ] Timothy Horrigan , state representative from the Strafford 6th district (2008–present) [ 15 ] Peace Action [ 16 ] Progressive Democrats of America [ 17 ] Progressive Victory [ 18 ] Third Act [ 19 ] Track AIPAC [ 20 ] Pete Buttigieg , former secretary of transportation (2021–2025) [ 21 ] Kamala Harris , former vice president of the United States (2021–2025) [ 22 ] Maura Sullivan , former assistant to the secretary of defense for public affairs (2015) and candidate for NH-01 in 2026 [ 23 ] [ 24 ] Maggie Hassan , New Hampshire (2017–present) [ 25 ] Mark Kelly , Arizona (2020–present) [ 26 ] Amy Klobuchar , Minnesota (2007–present) [ 27 ] Jeanne Shaheen , New Hampshire (2009–present) [ 12 ] Elizabeth Warren , Massachusetts (2013–present) [ 28 ] Gabby Giffords , former AZ-08 (2007–2012) [ 26 ] Maggie Goodlander , NH-02 (2025–present) [ 10 ] Annie Kuster , former NH-02 (2013–2025) [ 11 ] John Lynch , former governor of New Hampshire (2005–2013) [ 29 ] Evan Low , former California state assemblymember from the 26th district (2014–2024) [ 30 ] Jared Sullivan , state representative from the Grafton 2nd district (2022–present) and former candidate for this seat [ 31 ] Susan Lynch , former first lady of New Hampshire (2005–2013) [ 29 ] American Federation of Government Employees [ 32 ] American Federation of Teachers –New Hampshire [ 33 ] International Brotherhood of Teamsters Local 633 [ 29 ] International Union of Painters and Allied Trades District Council 35 [ 34 ] New Hampshire Building and Construction Trades Council [ 35 ] SEIU Local 1984 [ 35 ] Brady Campaign [ 37 ] Council for a Livable World [ 38 ] Democratic Majority for Israel [ 39 ] End Citizens United [ 40 ] Equality PAC [ 41 ] Giffords [ 42 ] Human Rights Campaign [ 43 ] Jewish Democratic Council of America [ 44 ] Joint Action Committee for Political Affairs [ 45 ] League of Conservation Voters Action Fund [ 46 ] LGBTQ+ Victory Fund [ 30 ] National Committee to Preserve Social Security and Medicare [ 47 ] Natural Resources Defense Council [ 48 ] Planned Parenthood Action Fund [ 49 ] Population Connection [ 50 ] Reproductive Freedom for All [ 51 ] Aggregate polls Republican primary Tom Alciere , former state representative (2000–2001) and perennial candidate [ 6 ] Scott Brown , former U.S. Ambassador to New Zealand and Samoa (2017–2020), former U.S. Senator from Massachusetts (2010–2013), and nominee for this seat in 2014 [ 66 ] Sky Danley, president of the Fitz John Porter Project, Inc. [ 9 ] [ 6 ] Andy Martin , perennial candidate [ 9 ] [ 6 ] Mary Maxwell, perennial candidate [ 9 ] [ 6 ] Richard A. McMenamon II, auto repair shop owner [ 9 ] [ 6 ] Sabrina Ann Smith, member of the Pittsfield budget committee [ 6 ] John E. Sununu , former U.S. Senator from this seat (2003–2009), and nominee in 2008 [ 67 ] Dan Innis , state senator (2016–2018, 2022–present) and candidate for New Hampshire's 1st congressional district in 2014 ( running for re-election , endorsed Sununu) [ 68 ] Kelly Ayotte , Governor of New Hampshire (2025–present) and former U.S. senator (2011–2017) [ 69 ] Chris Sununu , former governor of New Hampshire (2017–2025) and brother of former U.S. Senator John E. Sununu [ 70 ] Lily Tang Williams , former chair of the Colorado Libertarian Party , nominee for New Hampshire's 2nd congressional district in 2024 and candidate in 2022 , and Libertarian nominee for U.S. Senate in Colorado in 2016 [ 71 ] ( running for U.S. House ) [ 72 ] Mike Pompeo , former secretary of state (2018–2021) [ 73 ] Bob Smith , former New Hampshire (1990–2003) [ 74 ] Don Bolduc , retired U.S. Army brigadier general, nominee for senate in 2022 , and candidate for this seat in 2020 [ 75 ] New England Police Benevolent Association [ 76 ] Animal Wellness Action [ 77 ] Donald Trump , president of the United States (2017–2021, 2025–present) [ 78 ] Jim Banks , Indiana (2025–present) [ 79 ] John Barrasso , Senate Majority Whip (2025–present) from Wyoming (2007–present) [ 79 ] Marsha Blackburn , Tennessee (2019–present) [ 79 ] Katie Britt , Alabama (2023–present) [ 79 ] Shelley Moore Capito , West Virginia (2015–present) [ 79 ] Bill Cassidy , Louisiana (2015–present) [ 80 ] Susan Collins , Maine (1997–present) [ 80 ] John Cornyn , Texas (2002–present) [ 80 ] Tom Cotton , Arkansas (2015–present) [ 79 ] Kevin Cramer , North Dakota (2019–present) [ 80 ] Joni Ernst , Iowa (2015–present) [ 80 ] Lindsey Graham , former South Carolina (2003–2026) (deceased) [ 80 ] Judd Gregg , former New Hampshire (1993–2011) [ 81 ] Bill Hagerty , Tennessee (2021–present) [ 80 ] Jon Husted , Ohio (2025–present) [ 80 ] Cindy Hyde-Smith , Mississippi (2018–present) [ 80 ] Ron Johnson , Wisconsin (2011–present) [ 80 ] John Kennedy , Louisiana (2017–present) [ 80 ] James Lankford , Oklahoma (2015–present) [ 79 ] Jerry Moran , Kansas (2011–present) [ 80 ] Bernie Moreno , Ohio (2025–present) [ 80 ] Lisa Murkowski , Alaska (2002–present) [ 80 ] Pete Ricketts , Nebraska (2023–present) [ 79 ] Mike Rounds , South Dakota (2015–present) [ 79 ] Eric Schmitt , Missouri (2023–present) [ 79 ] Tim Scott , South Carolina (2013–present) [ 82 ] Tim Sheehy , Montana (2025–present) [ 80 ] John Thune , Senate Majority Leader (2025-present) from South Dakota (2005-present) [ 83 ] Tommy Tuberville , Alabama (2021–present) [ 80 ] Roger Wicker , Mississippi (2007–present) [ 80 ] Todd Young , Indiana (2017–present) [ 80 ] Craig Benson , former governor of New Hampshire (2003–2005) [ 84 ] Joseph Kenney , New Hampshire Executive Councilor from the 1st district (2014–2019, 2021–present) [ 81 ] John Stephen , New Hampshire Executive Councilor from the 4th district (2025–present) [ 81 ] Janet Stevens , New Hampshire Executive Councilor from the 3rd district (2021–present) [ 81 ] Sharon Carson , president of the New Hampshire Senate (2024–present) from the 14th district (2008–present) [ 85 ] Daryl Abbas , state senator from the 22nd district (2022–present) Dan Innis , state senator from the 7th district (2016–2018, 2022–present) [ 68 ] Bill Gannon , state senator from the 23rd district (2020–present) Tim McGough , state senator from the 11th district (2024–present) Jason Osborne , state representative from the Rockingham 2nd district (2014–present) [ 74 ] Joe Sweeney , state representative from the Rockingham 25th district (2012–present) [ 74 ] Joe Alexander Jr. , state representative from the Hillsborough 29th district (2022–present) [ 74 ] Peter Varney , state representative from the Belknap 5th district (2014–present) [ 74 ] Sam Farrington , state representative from the Strafford 8th district (2024–present) [ 74 ] Stephen Stepanek , former chair of the New Hampshire Republican Party (2019–2023) [ 85 ] SEIU Local 1984 [ 86 ] Americans for Prosperity [ 81 ] Log Cabin Republicans [ 87 ] National Republican Senatorial Committee [ 79 ] Senate Leadership Fund [ 88 ] Turning Point Action [ 89 ] Italics indicate a withdrawn candidate. Aggregate polls Filed paperwork Matt Giovonizzi, healthcare director [ 97 ] Tim Harris, author and business advisor [ 98 ] Edmond LaPlante, member of the Monadnock Regional School Board and chairman of the Constitution Party of New Hampshire [ 99 ] [ 100 ] General election Chris Pappas vs. Scott Brown Aggregate polls Chris Pappas vs. John E. Sununu Aggregate polls Chris Pappas vs. Dan Innis Chris Pappas vs. Chris Sununu Jeanne Shaheen vs. Chris Sununu Jeanne Shaheen vs. Frank Edelblut Jeanne Shaheen vs. Scott Brown Generic Democrat vs. generic Republican 2026 New Hampshire gubernatorial election 2026 New Hampshire elections 1 2 3 4 Calculated by taking the difference of 100% and all other candidates combined. 1 2 3 4 5 6 7 8 9 10 Key: A – all adults RV – registered voters LV – likely voters V – unclear 1 2 3 4 "Another candidate" with 1% 1 2 "Write in someone else" with 1% ↑ Charlie Hough with 1.4%; Tejasinha Sivalingam with 0.4% ↑ Mary Maxwell and "write in someone else" with 1% ↑ Charlie Hough and "Write in another candidate" with 2% ↑ Charlie Hough with 1%; Tejasinha Sivalingam with 0% ↑ "Someone else" with 4% 1 2 "Someone else" with 5% ↑ The Economist ' s prediction model uses unconventional terminology. For the purpose of equivalency, their "Very Likely" ratings are formatted as a "Likely" rating while "Likely" ratings are formatted as a "Lean" rating. ↑ "Write in someone else" with 5% ↑ "Another candidate" with 3% ↑ "Someone else" with 6% ↑ "Another candidate" with 2% ↑ "Write in someone else" with 5% ↑ "Another candidate" with 4% Partisan clients ↑ Poll sponsored by Pappas' campaign 1 2 3 4 Poll sponsored by One Nation , a group aligned with the Senate Leadership Fund ↑ Poll sponsored by the NRSC ↑ Poll sponsored by Trending Politics, a conservative news website 1 2 3 Poll conducted for the NHJournal 1 2 Belman, Felice (March 12, 2025). "Senator Jeanne Shaheen, New Hampshire Democrat, Won't Run Again in 2026" . The New York Times . Retrieved March 12, 2025 . ↑ "New Hampshire keeps all-Democratic delegation with Pappas, Goodlander wins in US House races" . AP News . November 5, 2024 . Retrieved December 10, 2024 . ↑ "NH Republicans claim big State House wins and strengthen majorities in House and Senate" . New Hampshire Public Radio . November 6, 2024 . Retrieved December 10, 2024 . ↑ Castronuovo, Celine (November 4, 2020). "Shaheen wins reelection in New Hampshire" . The Hill . Retrieved December 10, 2024 . ↑ https://rollcall.com/2025/10/22/new-hampshire-john-sununu-race-rating/ 1 2 3 4 5 6 7 8 9 Writer, Staff (June 8, 2026). "2026 Candidate Filing Update: Who's in? Who's Out?" . NH Journal . Retrieved June 12, 2026 . 1 2 3 Graham, Michael (August 17, 2025). "Progressive Manzur To Challenge Pappas in Dem Senate Primary" . NH Journal . Retrieved August 18, 2025 . ↑ Sexton, Adam (April 3, 2025). "News 9 Exclusive: Chris Pappas announces he will run for U.S. Senate" . WMUR-TV . Retrieved April 3, 2025 . 1 2 3 4 5 6 "CUMULATIVE FILING" (PDF) . NH SOS . 1 2 Sexton, Adam (April 17, 2025). "US Rep. Maggie Goodlander decides against run for US Senate in 2026" . WMUR-TV . Retrieved April 17, 2025 . 1 2 Solender, Andrew (March 12, 2025). "Scoop: Rep. Chris Pappas eyes Jeanne Shaheen's newly open N.H. Senate seat" . Axios . Retrieved March 12, 2025 . Former Rep. Annie Kuster (D-N.H.), who retired from Congress this year, told Axios she 'will take a serious look if Pappas does not run.' 1 2 Sexton, Adam (April 24, 2025). "Shaheen endorses Pappas to replace her in Senate" . WMUR-TV . Retrieved April 24, 2025 . ↑ Sexton, Adam (March 30, 2025). Andru Volinsky debuts new book on fight for education funding . WMUR-TV . Retrieved March 30, 2025 . [Adam Sexton]: Are you interested in running for U.S. Senate at all in 2026? [Andru Volinsky]: My focus is the book. ↑ "State House Dome: Looks like Aaron had his 'day' in federal court" . Union Leader . August 14, 2026 . Retrieved August 23, 2026 . ↑ @karishmaforsenate ; (August 9, 2026). "Thank you, Rep. Horrigan! As U.S. Senator, I will only support presidential judicial and Cabinet nominees who are qualified to serve and committed to serving the American people" – via Instagram . ↑ "Meet Our 2026 Candidates" . Peace Action . Retrieved November 26, 2025 . ↑ Karishma Manzur for Senate (August 24, 2026). "I am honored to receive PDA's endorsement. I'm proud to stand with progressives fighting for livable wages, affordable housing, Medicare for All, and an end to war profiteering" . Facebook . Retrieved August 27, 2026 . ↑ @ProgressiveVic (January 18, 2026). "ENDORSEMENT ALERT! Here is our first 18 endorsements for this year's 2026 midterms" ( Tweet ) . Retrieved January 18, 2026 – via X (formerly Twitter) . ↑ "Third Act Endorses Karishma Manzur for U.S. Senate, Citing Her Commitment to Democracy and Climate Action" . Third Act . July 30, 2026 . Retrieved August 8, 2026 . ↑ https://www.trackaipac.com/endorsements ↑ Sexton, Adam (February 16, 2026). "Less than two years away from 2028 New Hampshire presidential primary, race starting to take shape" . WMUR . Retrieved February 17, 2026 . Pete Buttigieg, the former secretary of transportation, is coming to campaign for Chris Pappas later this week. ↑ Vakil, Caroline (August 31, 2026). "Harris endorses Pappas for New Hampshire Senate" . The Hill . Retrieved August 31, 2026 . ↑ Lips, Evan (April 4, 2025). "Both Parties Optimistic About NH01 Fight in 2026" . NH Journal . Retrieved April 1, 2026 . ↑ Sexton, Adam (April 10, 2025). "First on WMUR: Maura Sullivan launches 2026 campaign in NH's 1st District" . WMUR . Retrieved April 1, 2026 . ↑ "Hassan backs Pappas as Dems unite in N.H." 1 2 https://www.wmur.com/article/mark-kelly-gabby-giffords-new-hampshire/70733249 ↑ "A frustrated and feisty Dem base will greet Klobuchar in NH, Friday" . Retrieved January 1, 2026 . 1 2 Everett, Burgess (August 28, 2026). "Poll: Pappas holds commanding lead in N.H. Democratic primary" . Semafor . Retrieved August 28, 2026 . 1 2 3 Landrigan, Kevin (April 28, 2025). "Former Gov. John Lynch and wife Susan endorse Pappas for Senate" . New Hampshire Union Leader . Retrieved April 29, 2025 . 1 2 "LGBTQ+ Victory Fund Endorses Chris Pappas for U.S. Senate" . LGBTQ+ Victory Fund . Retrieved April 3, 2025 . ↑ Sexton, Adam (August 13, 2026). "Former opponent endorses Chris Pappas in US Senate race" . WMUR 9 . Retrieved August 17, 2026 . ↑ "Largest Federal Employee Union Endorses Rep. Chris Pappas for Senate" . www.afge.org . American Federation of Government Employees. May 6, 2025 . Retrieved May 6, 2025 . ↑ Splaine, Dan (August 7, 2026). "At Nashua event, AFT–New Hampshire backs Pappas for Senate" . Nashua Independent . Retrieved August 9, 2026 . ↑ Booth, Colin (May 22, 2025). "Exclusive: 500+ member NH union backs Congressman Chris Pappas for US Senate" . Granite Post . Retrieved August 17, 2026 . 1 2 Sexton, Adam (August 20, 2026). "Pappas picks up Employees' Association endorsement in NH Senate race" . WMUR 9 . Retrieved August 20, 2026 . ↑ "AIPAC Political Portal" . candidates.aipacpac.org . Retrieved April 28, 2025 . ↑ "Candidates" . Brady PAC . Retrieved January 29, 2026 . ↑ "Senate Candidates" . Council for a Livable World . Retrieved November 23, 2025 . ↑ Rod, Marc (November 20, 2025). "DMFI backs Haley Stevens, Angie Craig as they face primaries from the anti-Israel left" . Jewish Insider . Retrieved November 20, 2025 . ↑ "End Citizens United Endorses Representative Chris Pappas for U.S. Senate" . April 3, 2025 . Retrieved April 7, 2025 . ↑ "2026 Endorsed LGBTQ Candidates" . Equality PAC . Retrieved November 27, 2025 . ↑ "GIFFORDS PAC endorses Chris Pappas for US Senate" . giffords.org . July 17, 2025 . Retrieved September 8, 2025 . ↑ "Human Rights Campaign PAC Endorses New Hampshire Rep. Chris Pappas…" . HRC . September 17, 2025 . Retrieved November 25, 2025 . ↑ "Jewish Dems Endorsed Candidates" . Jewish Democratic Council of America . Retrieved October 28, 2025 . ↑ "Candidates" . Joint Action Committee for Political Affairs . ↑ Booth, Colin (August 11, 2025). "Exclusive: Leading climate group endorses Rep. Chris Pappas for US Senate" . Granite Post . Retrieved August 11, 2025 . ↑ "National Seniors' Group Endorses Chris Pappas for U.S. Senate" . NCPSSM . Retrieved April 28, 2026 . ↑ "NRDC Action Fund Endorsements" . NRDC Action Fund . Retrieved August 23, 2026 . ↑ "Planned Parenthood Action Fund rolls out first Senate endorsements ahead of November midterms" . Retrieved January 22, 2026 . ↑ "2026 Endorsements" . Population Connection Action Fund . ↑ Santaliz, Kate (December 9, 2025). "Abortion rights group backs Janet Mills and others in first 2026 Senate endorsements" . Axios . Retrieved December 9, 2025 . 1 2 "2026 Election United States Senate - New Hampshire" . fec.gov . Federal Election Commission . Retrieved April 18, 2026 . 1 2 3 4 "2026 Polls: New Hampshire Senate" . 270 to Win . Retrieved April 23, 2025 . ↑ "Latest Polling for Senate Races – 2026" . Race to the WH . Retrieved April 23, 2026 . ↑ "2026 New Hampshire Senate - Democratic Primary" . RealClearPolitics . Retrieved August 17, 2026 . 1 2 3 4 McKinley, Sean P.; Smith, Andrew E.; Azem, Zachary S.; Keirns, Tracy (August 26, 2026). "Pappas Support Slides, CD1 Primaries Down to the Wire" . University of New Hampshire . Retrieved August 26, 2026 . 1 2 3 4 "New Saint Anselm College Poll Finds Republicans Facing Midterm Headwinds as Democratic Lead Widens" . Saint Anselm College . August 20, 2026 . Retrieved August 20, 2026 . 1 2 3 4 "Saint Anselm College Survey Center June Poll Finds Democrats Expand Generic Ballot Lead" . Saint Anselm College . June 30, 2026 . Retrieved June 30, 2026 . 1 2 3 4 McKinley, Sean P.; Smith, Andrew E.; Azem, Zachary S.; Keirns, Tracy (June 30, 2026). "Races Tighten in New Hampshire for Governor and Senate Island" . University of New Hampshire . Retrieved June 30, 2026 . 1 2 3 4 McKinley, Sean P.; Smith, Andrew E.; Azem, Zachary S.; Keirns, Tracy (April 23, 2025). "NH Senate Race: Sununu Increases GOP Primary Lead, Pappas Leads General Election Matchups" . UNH Scholars Repository . Retrieved April 23, 2025 . 1 2 3 4 Levesque, Neil; Sisco, Tauna (March 23, 2026). "A Survey of New Hampshire Registered Voters" (PDF) . Saint Anselm College . Retrieved March 23, 2026 . 1 2 3 4 McKinley, Sean P.; Smith, Andrew E.; Azem, Zachary S.; Keirns, Tracy (January 21, 2026). "Sununu, Pappas Frontrunners in 2026 NH Senate Race; Ayotte Favored for Re-election as Governor" . UNH Scholars Repository . Retrieved January 22, 2026 . 1 2 3 4 "New Poll by the Saint Anselm College Survey Shows Declining Optimism, Democracy Dominant as Issue, and Early Partisan Divides Ahead of 2026" . Saint Anselm College . November 24, 2025 . Retrieved November 24, 2025 . 1 2 McKinley, Sean P.; Smith, Andrew E.; Azem, Zachary S.; Keirns, Tracy (November 24, 2025). "Pappas, Sununu Lead in Early NH Senate Primary Races" . UNH Scholars Repository . Retrieved November 24, 2025 . 1 2 3 4 McKinley, Sean P.; Smith, Andrew E.; Azem, Zachary S.; Keirns, Tracy (September 29, 2025). "Early Look at 2026 NH Races" . UNH Scholars Repository . Retrieved September 29, 2025 . ↑ Sexton, Adam (June 25, 2025). "News 9 Exclusive: Scott Brown jumping into 2026 race for U.S. Senate in New Hampshire" . WMUR-TV . Retrieved June 25, 2025 . ↑ Sexton, Adam (October 22, 2025). "News 9 Exclusive: John E. Sununu officially launches campaign for US Senate" . WMUR-TV . Retrieved October 22, 2025 . 1 2 Graham, Michael (September 25, 2025). "Innis Suspends US Senate Campaign, Backs John E. Sununu" . NH Journal . Retrieved September 25, 2025 . ↑ Nir, David; Singer, Jeff (March 13, 2025). "Morning Digest: Jeanne Shaheen, a New Hampshire institution, will retire from the Senate" . The Downballot . Retrieved March 13, 2025 . Gov. Kelly Ayotte, though, unequivocally said she wasn't interested in returning to the Senate this cycle. ↑ Porter, Steven (April 8, 2025). "Former N.H. governor Chris Sununu says he won't run for US Senate in 2026" . The Boston Globe . Retrieved April 8, 2025 . ↑ Graham, Michael (March 17, 2025). "NH Republicans Eying Possible Open Congressional Seats Amid Goodlander-Pappas Chatter" . NH Journal . Retrieved March 18, 2025 . 2024 nominee Lily Tang Williams told NHJournal she is 'open minded' to the possibilities of running for either the House or Senate. ↑ Lips, Evan (April 10, 2025). "Lily Tang Williams Enters 2nd CD Race as Goodlander Considers Senate Run" . NH Journal . Retrieved April 10, 2025 . ↑ "PRESS RELEASE: Secretary Mike Pompeo Endorses Ambassador Scott Brown for U.S. Senate in New Hampshire" . Champion American Value PAC . October 23, 2025 . Retrieved August 11, 2026 . 1 2 3 4 5 6 Landrigan, Kevin (November 8, 2025). "State House Dome: Bob Smith, who faced both GOP Senate candidates, goes with Scott Brown" . UnionLeader.com . Retrieved November 10, 2025 . ↑ "NH Senate Race Update: Bolduc Backs Brown, Slams Sununu" . EIN Presswire . June 1, 2026 . Retrieved August 11, 2026 . ↑ "NEPBA Endorses Former State Senator and Ambassador Scott Brown for U.S. Senate in New Hampshire" . New England Police Benevolent Association . July 24, 2025 . Retrieved August 27, 2026 . ↑ "Animal Wellness Action Endorses Former Senator Scott Brown in New Hampshire Republican Senate Primary" . Animal Wellness Action . January 20, 2026 . Retrieved February 11, 2026 . ↑ Manchester, Julia (February 1, 2026). "Trump backs John Sununu in New Hampshire Senate race" . The Hill . Retrieved February 1, 2026 . 1 2 3 4 5 6 7 8 9 10 11 Vakil, Caroline (October 27, 2025). "John Sununu nabs endorsements from group of GOP senators in New Hampshire Senate race" . The Hill . Retrieved October 27, 2025 . 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 "You are Invited to Attend a Campaign Kickoff Reception & Dinner" . Politico . November 17, 2025 . Retrieved November 17, 2025 . 1 2 3 4 5 Graham, Michael (October 23, 2025). "Sununu Announces Run, NH Politics Reacts" . NHJournal . Retrieved October 25, 2025 . ↑ Nir, David; Singer, Jeff (October 23, 2025). "Morning Digest, sponsored by FiftyPlusOne: Republicans land their second-choice Sununu in New Hampshire" . The Downballot . Retrieved October 25, 2025 . ↑ Gentry, Dante (March 6, 2026). "Republican PAC pumps $17M into New Hampshire Senate race" . The Center Square . Retrieved April 7, 2026 . The Senate Leadership Fund, which is aligned with Senate Majority Leader John Thune, announced that it is devoting $17 million to the U.S. Senate race, hoping to flip the Democratic held seat as the GOP tries to hold onto the chamber. ↑ Michael, Graham (October 23, 2025). "Sununu Announces Run, NH Politics Reacts" . New Hampshire Journal . Archived from the original on April 26, 2026 . Retrieved April 26, 2026 . 1 2 Steinhauser, Paul (October 25, 2025). "Former GOP senator running to flip key swing state seat says he wants to 'work with President Trump' " . Fox News . Retrieved November 17, 2025 . ↑ Sexton, Adam (August 24, 2026). "Sununu endorsed by State Employees' Association in Republican Senate primary" . WMUR-TV . Retrieved August 24, 2026 . ↑ "Log Cabin Republicans PAC Announces Third Round of Endorsements" . Log Cabin Republicans . May 26, 2026 . Retrieved August 8, 2026 . ↑ Gentry, Dante (March 6, 2026). "Republican PAC pumps $17M into New Hampshire Senate race" . The Center Square . Retrieved April 7, 2026 . ↑ "Turning Point Action Endorsements" . Turning Point Action . Retrieved June 7, 2026 . ↑ "2026 New Hampshire Senate - Republican Primary" . RealClearPolitics . Retrieved November 13, 2025 . ↑ "Latest Polling for Senate Races – 2026" . Race to the WH . Retrieved March 26, 2026 . ↑ Graham, Michael (May 15, 2026). "EXCLUSIVE: Vance Dominates NHGOP 2028 FITN Poll" . NHJournal . Retrieved May 17, 2026 . 1 2 3 "New Hampshire 2026: Sununu Leads GOP Nomination, Ties Pappas for Senate" . Emerson College Polling . March 26, 2026 . Retrieved March 26, 2026 . 1 2 3 "New Hampshire Senate Survey Results" . Guidant Polling and Strategy . December 29, 2025 . Retrieved January 6, 2026 . 1 2 3 4 "New Hampshire Senate 2026 Election" (PDF) . co/efficient . September 12, 2025 . Retrieved September 15, 2025 . ↑ Levesque, Neil; Sisco, Tauna (September 5, 2025). "A Survey of Registered NH Voters" (PDF) . Saint Anselm College . Retrieved September 9, 2025 . ↑ "GIOVONIZZI, MATTHEW S. FEC FORM 2 STATEMENT OF CANDIDACY FILING FEC-1885748" . ↑ "NH Declaration of Candidacy" (PDF) . ↑ "2026 Declarations of Intent" (PDF) . Secretary of State: Declarations of Intent . ↑ "2026 Election Details" . ↑ "2026 CPR Senate Race Ratings" . Cook Political Report . Retrieved August 31, 2026 . ↑ "2026 Senate Ratings" . Decision Desk HQ . Retrieved August 31, 2026 . ↑ "2026 Senate Forecast" . The Economist . Retrieved August 31, 2026 . ↑ "2026 Congressional Forecast" . FiftyPlusOne . Retrieved August 31, 2026 . ↑ Numa, Rémy (August 18, 2026). "Fox News Power Rankings: As Democrats turn left, Black voters tap the brakes" . Fox News . Retrieved August 31, 2026 .

↑ "Senate Ratings" . Inside Elections . Retrieved August 31, 2026 . ↑ "2026 Senate Forecast" . Race to the WH . Retrieved August 31, 2026 . ↑ "Battle for the Senate 2026" . RealClearPolitics . Retrieved August 31, 2026 . ↑ "2026 Senate ratings" . Sabato's Crystal Ball . Retrieved August 31, 2026 . ↑ Silver, Nate ; McKown-Dawson, Eli (August 21, 2026) [August 11, 2026]. "FLIPR 2026 midterm election forecast" . Silver Bulletin . Archived from the original on August 22, 2026 . Retrieved August 22, 2026 – via Substack . ↑ "Split Ticket 2026 Midterms Model" . The Argument . Retrieved August 31, 2026 – via Substack . 1 2 "2026 Senate Polling Average" . Race to the WH . Retrieved February 8, 2026 . ↑ "2026 New Hampshire Senate - Pappas vs. Brown" . RealClearPolitics . Retrieved November 13, 2025 . 1 2 Graham, Michael (January 4, 2026). "EXCLUSIVE: Trump Underwater, Ayotte Still Afloat in New NHJournal Poll" . NHJournal . Retrieved January 5, 2026 . 1 2 3 "New Hampshire Senate 2026 General Election" . co/efficient . October 13, 2025 . Retrieved October 15, 2025 . 1 2 Sexton, Adam (September 3, 2025). "Poll shows Pappas leading potential Republican nominees in Senate racep" . WMUR . Retrieved September 3, 2025 . ↑ "2026 New Hampshire Senate - Pappas vs. Sununu" . RealClearPolitics . Retrieved November 13, 2025 . ↑ Iverson, Erik (July 9, 2026). "NH Senate Race is a Dead Heat" (PDF) . Peak Insights . Retrieved July 10, 2026 . ↑ "New Hampsh⁠i⁠re vo⁠t⁠ers suppor⁠t⁠ expanded publ⁠i⁠c school access" . yes. every kid . February 13, 2026 . Retrieved February 14, 2026 . ↑ "NH SEN: Sununu Would Flip the Script in New Hampshire Senate Race" (PDF) . 1892 Polling . September 6, 2025 . Retrieved September 9, 2025 . ↑ "Sununu Leads Pappas in Hypothetical New Hampshire Senate Matchup" . Quantus Insights . March 20, 2025 . Retrieved March 20, 2025 . 1 2 3 Graham, Michael (March 2, 2025). "EXCLUSIVE POLL: Age Issue Dogs Shaheen, Trails Sununu by 9 Points" . NHJournal . Retrieved March 3, 2025 . 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