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Senator John Cornyn — Full Profile

Comprehensive 25-section member dossier covering biography, legislative record, voting patterns, collaboration networks, policy portfolio, campaign themes, and 2026 race outlook.

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Give me a comprehensive dossier on Senator John Cornyn of Texas — his full legislative record, voting patterns, collaboration networks, policy focus, and 2026 re-election outlook.

Laws Enacted
36
Primary sponsor
Total Bills
2,219
Sponsored + cosponsored
Party Loyalty
99.8%
119th Congress
LII Score (118th)
100.0
Exceptional — top legislator
Total Raised
$5.5M
2026 cycle

Profile & Bio

Basic Information

FieldDetail
Full NameJohn Cornyn
OfficeU.S. Senator — Texas
PartyRepublican
IdeologyConservative
BornFebruary 2, 1952 (Age 74)
StatusIncumbent — Up for Re-election in 2026
Senate ClassClass 2
Bioguide IDC001056
FEC Candidate IDS2TX00106
TX Population
29.6M
Median Income
$76,292
Bachelor's+
33.1%
Uninsured
17.4%

State Profile — Texas

MetricValue
Poverty Rate13.8%
Senior Population (62+)16.4%
Diversity Index53.6 (Moderate)
DemographicsWhite 53.9%, Hispanic 39.5%, Black 12.2%, Asian 5.3%

Strategic Implication: High uninsured rate (17.4%) suggests healthcare is a salient issue for Texas constituents.

Biography

Full Biography

Conservative Senator John Cornyn stands shoulder to shoulder with President Trump 99% of the time to finish the wall, crush Biden's open-border policies, and put America First. As a former judge, Texas Attorney General, and now U.S. Senator, Cornyn has never backed down from a fight for our freedoms. Together with President Trump, he cut taxes, secured the border, defended constitutional judges, and kept Texas strong.

Senator Cornyn has served Texas in the U.S. Senate since 2002, rising to positions of leadership including Senate Majority Whip. He serves on key committees including Finance, Judiciary, Intelligence, and chairs the International Narcotics Control Caucus. His legislative record demonstrates exceptional effectiveness, with 22 bills enacted into law across the 117th, 118th, and 119th Congresses — making him one of the most productive senators in recent history.

Why Running

To secure the border, protect freedoms, and put America First; to keep Texas strong, safe, and free by continuing conservative leadership and partnership with President Trump.

Origin Story

A former judge, Texas Attorney General, and current U.S. Senator who has consistently stood "shoulder to shoulder with President Trump" and delivered conservative results for Texas including cutting taxes, securing the border, and defending constitutional judges.

Defining Moment

His record of voting with President Trump 99% of the time and working to finish the wall and crush "Biden's open-border policies" is presented as the defining demonstration of his commitment and leadership.

Vision Statement

"A Texas-first vision: a strong, safe, and free Texas achieved through conservative leadership — secure borders, low taxes, constitutional judges, and alignment with President Trump."

Personal Stakes

Texas values, safety, and freedom are at stake; Cornyn frames himself as defending Texas from policies he portrays as weakening security and conservative principles.

Call to Action

Help defend our Texas values and stand with Senator Cornyn by donating and volunteering to support his efforts to secure the border and keep Texas red.

Change Sought vs Problems to Solve

Change SoughtProblems to Solve
Finish securing the southern border (complete the wall)Perceived border insecurity and illegal immigration
Reverse or crush federal open-border policies attributed to President BidenFederal policies labeled as 'open-border' under Biden
Maintain conservative governance: low taxes and conservative judiciaryThreats to conservative principles and judicial appointments

Core Beliefs & Philosophy

Guiding Philosophy

Steadfast conservative leadership that defends Texas values and prioritizes security, freedom, and America First policies.

What Drives Him

A commitment to defending Texas and conservative principles; opposition to policies seen as weakening border security and traditional values.

Defining Characteristics

Resolute FighterLoyal Ally to Conservative Causes & President TrumpExperienced Legal & Political Background

Career History

PositionOrganizationDescription
U.S. SenatorUnited States SenateServing since 2002; member of Judiciary, Finance, Intelligence, and other key committees
Texas Attorney GeneralState of TexasServed 1999–2002; chief legal officer of the state
TX Supreme Court JusticeTexas Supreme CourtServed 1991–1997; elected to the state's highest civil court
District JudgeBexar County, TexasPresided over state district court cases

Family & Personal Life

Detail
Local RootsStrong identification with Texas and its values; repeated appeals to putting Texas first and keeping Texas red
Community StoryPositioned as a defender of Texas communities against federal policies viewed as dangerous, emphasizing statewide leadership and results that "keep Texas strong, safe, and free"

Notable Quotes

“

Senator Cornyn is fighting to secure our border, protect our freedoms, and put America First — but he needs YOU in this fight.

— Campaign Mission Statement

“

Texas comes first, always.

— Vision Quote

“

Senator John Cornyn has never backed down from a fight — because Texas never backs down.

— Vision Quote

“

Finish the wall, crush Biden's open-border policies, and put America First.

— Immigration Policy

“

Sen. John Cornyn votes with President Trump 99% of the time.

— Alignment

“

National Border Patrol Council Endorses John Cornyn for Senate.

— Endorsement

“

Crush Biden's open-border policies.

— Attack Line

Legislative Record

Legislative Impact Index

CongressLII ScoreCategoryParty LoyaltyChamberParticipation
119th (Current)—Building99.8%Majority99.8%
118th100.0Exceptional91.7%Minority97.7%
117th96.71Exceptional84.2%Minority93.7%
116th91.03Exceptional97.5%Majority98.9%
115th91.0Exceptional98.8%Majority99.7%

Assessment: Senator Cornyn has achieved "Exceptional" legislative effectiveness ratings across the 115th–118th Congresses, placing him among the most effective legislators in the Senate. His LII score of 100.0 in the 118th Congress indicates he was the top-performing legislator by this measure.

Total Caseworks (119th)
7,700
Per 100K Constituents
25.98
CMF Service Award
2020

Constituent Service: Senator Cornyn's office maintains a high volume of constituent casework, helping Texans navigate federal agencies and resolve issues. His 2020 Congressional Management Foundation (CMF) Constituent Service Award recognizes excellence in serving constituents.

Bill Activity Summary

CongressSponsoredCosponsoredTotal
119th109261370
118th118440558
117th112379491
116th100353453
115th82265347
TOTAL5211,6982,219

Enacted Laws — Primary Sponsor (36 Total)

BillTitleCongressStatus
S.1071Abducted Ukrainian Children Recovery and Accountability Act119thENACTED
S.1596Jocelyn Nungaray National Wildlife Refuge Act119thENACTED
S.1147Jenna Quinn Law118thENACTED
S.1608Starr–Camargo Bridge Expansion Act118thENACTED
S.227Improving Access to Our Courts Act118thENACTED
S.2825Dustoff Crews of the Vietnam War Congressional Gold Medal Act118thENACTED
S.3250Remote Access for Pan Am Flight 103 Victims118thENACTED
S.3706Victims' VOICES Act118thENACTED
S.794CTPAT Pilot Program Act of 2023118thENACTED
S.233Donna M. Doss Memorial Act of 2021117thENACTED
S.2490Blackwell School National Historic Site Act117thENACTED
S.2771Colonel Charles & JoAnne Powell VA Clinic Designation117thENACTED
S.3059Courthouse Ethics and Transparency Act117thENACTED
S.3522Ukraine Democracy Defense Lend-Lease Act of 2022117thENACTED
S.3825Ron Wright Post Office Building Designation117thENACTED
S.3826Gary James Fletcher Post Office Building Designation117thENACTED
S.3846Justice and Mental Health Collaboration Reauthorization Act of 2022117thENACTED
S.4003Law Enforcement De-Escalation Training Act of 2022117thENACTED
S.4160Supreme Court Police Parity Act of 2022117thENACTED
S.4834PROTECT Our Children Act of 2022117thENACTED
S.658National Cybersecurity Preparedness Consortium Act of 2021117thENACTED
S.921Jaime Zapata and Victor Avila Federal Officers Protection Act117thENACTED
S.2174Missing Persons and Unidentified Remains Act of 2019116thENACTED
S.3312Crisis Stabilization and Community Reentry Act of 2020116thENACTED
S.3461Audie Murphy Post Office Building Designation116thENACTED
S.3462Ralph Hall Post Office Designation116thENACTED
S.457President George H.W. Bush and Barbara Bush Coin Act116thENACTED
S.893Secure 5G and Beyond Act of 2019116thENACTED
S.1311Abolish Human Trafficking Act of 2017115thENACTED
S.1393Jobs for Our Heroes Act115thENACTED
S.1617Javier Vega, Jr. Memorial Act of 2017115thENACTED
S.1766SAFER Act of 2017115thENACTED
S.2734George P. Kazen Federal Building Designation115thENACTED
S.3170CyberTipline Modernization Act of 2018115thENACTED
S.583American Law Enforcement Heroes Act of 2017115thENACTED
S.782PROTECT Our Children Act of 2017115thENACTED

Bills Passed Senate (Top 5 of 35)

BillTitleCongressStatus
S.2950Scam Compound Accountability and Mobilization Act119thPASSED
S.3021ENFORCE Act119thPASSED
S.1595Improving Police CARE Act119thPASSED
S.2584Enduring Justice for Victims of Trafficking Act119thPASSED
S.1112Big Bend National Park Boundary Adjustment Act119thPASSED

Bills Reported from Committee (Top 5 of 28)

BillTitleCongressStatus
S.2934Protecting Americans from Russian Litigation Act of 2025119thREPORTED
S.2683Veterans Scam And Fraud Evasion Act of 2025119thREPORTED
S.2807RESPECT Act of 2025119thREPORTED
S.1041Affordable Prescriptions for Patients Act119thREPORTED
S.1040Drug Competition Enhancement Act119thREPORTED

Voting & Collaboration

Party Loyalty
99.8%
119th Congress
Classification
Party Stalwart
Participation
99.8%
Nearly perfect attendance
Ideology Score
0.470
DW-NOMINATE

Voting Pattern Analysis

Party Loyalty

Senator Cornyn's 99.8% party loyalty rate in the 119th Congress places him among the most reliable Republican votes. His 100% participation rate indicates he is present for virtually all recorded votes.

Ideology Positioning

His DW-NOMINATE ideology score of 0.470 places him in the mainstream conservative camp — not at the far-right extreme but solidly within the Republican conference.

Loyalty Trend

The upward trend in party loyalty reflects both Cornyn's movement toward the Trump-aligned mainstream and the Republican conference's increased unity.

Top 15 Collaborators

MemberParty & StateMutual Bills
Ted CruzR-TX128
Thom TillisR-NC107
Marco RubioR-FL66
James LankfordR-OK65
Chris CoonsD-DE64
Maggie HassanD-NH62
Amy KlobucharD-MN59
Bill CassidyR-LA59
Gary PetersD-MI57
Chuck GrassleyR-IA57
Angus KingI-ME51
Roger WickerR-MS49
Tim ScottR-SC47
Dick DurbinD-IL45
John KennedyR-LA45

Bipartisan Collaboration by Policy Area (Bills with Democratic Cosponsors)

International Affairs
45
Congress
45
Armed Forces
45
Government Ops
44
Commerce
43
Health
42
Crime & Law
41
Civil Rights
39
Science & Tech
35
Public Lands
34

Cross-Party Analysis

Bipartisan Capacity

Senator Cornyn demonstrates significant bipartisan collaboration, with 6 of his top 15 collaborators being Democrats or Independents. His 53% bipartisan cosponsorship rate is notable for a senator with 99.8% party loyalty — indicating he seeks Democratic cosponsors for his legislation while maintaining Republican voting discipline.

Policy Portfolio

Top Legislative Focus Areas (1,820 Bills)

International Affairs
302 (16.6%)
Crime & Law Enforcement
300 (16.5%)
Armed Forces & Nat'l Security
202 (11.1%)
Health
168 (9.2%)
Education
131 (7.2%)
Government Ops & Politics
114 (6.3%)
Immigration
86 (4.7%)
Science & Technology
84 (4.6%)
Taxation
83 (4.6%)
Finance & Financial Sector
63 (3.5%)

Legislative Priorities (119th Congress)

AgricultureScience & TechnologyHealthcareCrime & Law EnforcementImmigration & Border SecurityEconomyFiscal ResponsibilityEducationMilitary & VeteransEnergyEnvironmentForeign AffairsNational Security

Committee Assignments (119th Congress)

Full Committees

CommitteeRoleRank
International Narcotics Control CaucusChairman1
Senate FinanceMember3
Senate JudiciaryMember3
Joint Committee on TaxationMember3
Senate Intelligence (Select)Member4
Senate BudgetMember6
Senate Foreign RelationsMember12

Key Subcommittee Chairmanships

SubcommitteeRole
Border Security and ImmigrationChairman
International Trade, Customs, and Global CompetitivenessChairman

Committee Relevance: Cornyn holds two key subcommittee chairmanships — Border Security and Immigration, and International Trade — that directly align with his legislative priorities. His Finance and Judiciary Committee seats provide influence over tax policy and judicial nominations.

Key Policy Areas — Top Enacted Legislation

Crime & Law Enforcement

BillTitleCongressRoleStatus
S.331Halt All Lethal Trafficking of Fentanyl Act119thCosponsorENACTED
S.546Recruit and Retain Act118thCosponsorENACTED
S.3706Victims' VOICES Act118thSponsorENACTED
S.4834PROTECT Our Children Act of 2022117thSponsorENACTED
S.4003Law Enforcement De-Escalation Training Act of 2022117thSponsorENACTED
S.3103Eliminating Limits to Justice for Child Sex Abuse Victims Act117thCosponsorENACTED
S.921Jaime Zapata and Victor Avila Federal Officers Protection Act117thSponsorENACTED
S.5230Billy's Law117thCosponsorENACTED
S.4785Domestic Trafficking Victims' Fund Extension117thCosponsorENACTED
S.3846Justice and Mental Health Collaboration Reauthorization Act117thSponsorENACTED

Immigration & Border Security

BillTitleCongressRoleStatus
S.5Laken Riley Act119thCosponsorENACTED
S.670IMPACTT Human Trafficking Act118thCosponsorENACTED
S.3157Bridging the Gap for New Americans Act117thCosponsorENACTED
S.1617Javier Vega, Jr. Memorial Act of 2017115thSponsorENACTED
S.3187Southern Border Transparency Act of 2023118thSponsorPASSED
S.3903CBP Port of Entry Maintenance Procedures117thCosponsorPASSED
S.4672Border Weather Resiliency Act of 2024118thCosponsorREPORTED
S.1822Non-Intrusive Inspection Expansion Act118thCosponsorREPORTED
S.2278Border Enforcement, Security, and Trade (BEST) Act118thCosponsorREPORTED
S.243CBP Port Maintenance Procedures118thCosponsorREPORTED

Armed Forces & Veterans

BillTitleCongressRoleStatus
S.1071Abducted Ukrainian Children Recovery & Accountability Act119thSponsorENACTED
S.2825Dustoff Crews of the Vietnam War Congressional Gold Medal Act118thSponsorENACTED
S.112Benefits for children of Vietnam vets with spina bifida118thCosponsorENACTED
S.1872U.S. Army Rangers WWII Congressional Gold Medal Act117thCosponsorENACTED
S.2794Supporting Families of the Fallen Act117thCosponsorENACTED
S.1404Ghost Army Congressional Gold Medal Act117thCosponsorENACTED
S.2771Colonel Charles & JoAnne Powell VA Clinic Designation117thSponsorENACTED
S.321"Six Triple Eight" Congressional Gold Medal Act117thCosponsorENACTED
S.785Commander John Scott Hannon Veterans Mental Health Care Act116thCosponsorENACTED
S.743Merrill's Marauders Congressional Gold Medal Act116thCosponsorENACTED

Health

BillTitleCongressRoleStatus
S.1543STANDUP Act of 2021117thCosponsorENACTED
S.958MOBILE Health Care Act117thCosponsorENACTED
S.652Early Hearing Detection and Intervention Act of 2017115thCosponsorENACTED
S.150Affordable Prescriptions for Patients Act of 2023118thSponsorPASSED
S.870CHRONIC Care Act of 2017115thCosponsorPASSED
S.1040Drug Competition Enhancement Act119thSponsorREPORTED
S.3315Health Care Cybersecurity and Resiliency Act of 2026119thCosponsorREPORTED

Foreign Affairs

BillTitleCongressRoleStatus
S.3522Ukraine Democracy Defense Lend-Lease Act of 2022117thSponsorENACTED
S.1838Hong Kong Human Rights and Democracy Act of 2019116thCosponsorENACTED
S.1678TAIPEI Act of 2019116thCosponsorENACTED
S.3744Uyghur Human Rights Policy Act of 2020116thCosponsorENACTED
S.1595Hizballah International Financing Prevention Amendments Act115thCosponsorENACTED
S.2950Scam Compound Accountability and Mobilization Act119thSponsorPASSED

Taxation

BillTitleCongressRoleStatus
S.327Hindering Oppressive Nations from Obtaining Revenue Act119thCosponsorPASSED
S.159Human Trafficking Survivor Tax Relief Act118thSponsorPASSED
S.1370Gold Star Family Tax Relief Act116thCosponsorPASSED
S.1386Small Business Taxpayer Bill of Rights Act of 2025119thSponsorREFERRED
S.695Small Business Investment Act of 2025119thSponsorREFERRED
S.3332More Homes on the Market Act119thSponsorREFERRED

Transportation

BillTitleCongressRoleStatus
S.1608Starr–Camargo Bridge Expansion Act118thSponsorENACTED
S.1536Combating Human Trafficking in Commercial Vehicles Act115thCosponsorENACTED
S.1393Jobs for Our Heroes Act115thSponsorENACTED
S.4123End Special Treatment for Congress at Airports Act of 2026119thSponsorPASSED

Civil Rights

BillTitleCongressRoleStatus
S.475Juneteenth National Independence Day Act117thCosponsorENACTED
S.2861Billie Jean King Congressional Gold Medal Act118thCosponsorENACTED
S.558Antisemitism Awareness Act of 2025119thCosponsorREFERRED
S.3887Defeat Sharia Law in America Act119thSponsorREFERRED

Agriculture

BillTitleCongressRoleStatus
S.2107Protecting America's Food and Agriculture Act of 2019116thCosponsorENACTED
S.2543Stop the Screwworms Act119thSponsorREFERRED
S.319Cattle Fever Tick Eradication Program Enhancement Act119thSponsorREFERRED
S.1207Feral Swine Eradication Act119thSponsorREFERRED

Campaign & 2026

Primary Win Probability
33%
Kalshi prediction market
General Election (R Hold)
55%
Party holding the seat
Cash on Hand
$4.97M
Strong fundraising position

Campaign Messaging

Slogan

"John Cornyn Fights for Texas. Always Has. Always Will."

Tagline

"Keep Texas Red. Stand with Senator Cornyn."

Central Message

Proven conservative fighter who will keep Texas strong, safe, and free by securing the border, cutting taxes, defending conservative judges, and standing with President Trump

Key Themes

Border Security & Finishing the Wall, Loyalty to President Trump, Keeping Texas Red, Proven Conservative Leadership

Endorsements

CategoryEndorsers
PoliticiansGovernor Rick Perry
Community LeadersMayor Mattie Parker, Mayor Eric Gomez, Joe Pojman
Law EnforcementNational Border Patrol Council, Combined Law Enforcement Associations of Texas, Texas Municipal Police Association
Policy & AdvocacyAIPAC, Republican Jewish Coalition, Texas Conservative Review
IndustryNational Association of Realtors, National Association of Homebuilders, Manufacturers PAC of Texas, Texas Chemistry Council

Competitive Differentiators

Trump Alignment

99% voting alignment with President Trump — among the highest in the Senate conference.

Legal Pedigree

Unique career arc from District Judge → TX Supreme Court Justice → Attorney General → U.S. Senator. No other 2026 Senate candidate has comparable judicial and executive branch experience.

Law Enforcement Backing

National Border Patrol Council endorsement directly reinforces his signature border security platform.

Legislative Productivity

36 enacted laws as primary sponsor across 5 Congresses — Exceptional LII ratings make him one of the most effective legislators in the chamber.

2026 Race Outlook — Strengths

Strength
Incumbency advantage with name recognition and fundraising base
Strong legislative effectiveness record (Exceptional across 4 Congresses)
Demonstrated bipartisan collaboration capacity
Active constituent service record (Congressional Management Foundation Award)
Strong fundraising position — $4.97M cash on hand

Data sources: Congress.gov (Library of Congress), Center for Effective Lawmaking (Volden & Wiseman), Voteview (Lewis et al.), U.S. Census ACS, FEC, Kalshi, Official Campaign & Congressional Websites