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Mark Edward Green (born November 8, 1964) is an American physician, retired U.S. Army officer, successful entrepreneur, and Republican politician. Best known as the U.S. Representative for Tennessee’s 7th District (since 2019) and current Chair of the House Homeland Security Committee (since 2023), Green’s life journey spans elite military service, medical practice, business leadership, and impactful public service. His story is one of courage under fire, principled conservativism, and a drive to serve.
Air Medal with Valor for bravery under enemy fire near Fallujah
These accolades underline his frontline heroism and leadership in combat. His book A Night With Saddam provides personal insight into his wartime experiences and medical interventions during interrogation.
Controversies—like climate skepticism, vaccine comments, and proxy voting—have generated pushback from progressive circles. But his unwavering stance has also strengthened his base among conservatives and military communities.
Career Beginnings and Key Milestones
In 2006, after 20 years of military service that included tours in Afghanistan and Iraq, Green retired with the rank of Major. As the Special Operations flight surgeon during Operation Red Dawn, he played an integral role in the capture of Saddam Hussein. He later recounted this experience in his memoir A Night With Saddam, describing the intense interrogation and his heroic efforts under fire
In 2017, President Donald Trump nominated Green as Secretary of the Army. However, prior comments about LGBTQ+ communities triggered backlash, prompting Green to withdraw his nomination . This episode, though controversial, shone a spotlight on his deeply held beliefs and unflinching conservatism.
Politically, Green’s repeal of Tennessee’s Hall Income Tax—alongside efforts on veteran benefits, auto manufacturing tech, and rape statute reform—highlights his legislative influence .
Proxy voting: In February 2021, Green briefly faced ethics criticism for skipping votes while attending CPAC and using proxy voting designated for a “public health emergency”
Upon graduation in 1986, he was commissioned as an Army infantry officer. Thereafter, he pursued his medical degree at Wright State University’s Boonshoft School of Medicine, completing a residency in emergency medicine at Fort Hood, Texas. This period fused military discipline with medical urgency—preparing him for the demanding role of a combat flight surgeon. His academic journey demonstrates not just ambition, but a rare versatility—combining a combat infantry background with advanced medical training and fluency in both military and civilian sectors
Elected to the U.S. House in 2018, Green has served three consecutive terms, winning with commanding margins (~60–70%). In 2023, House Republicans named him Chair of the House Homeland Security Committee—a fitting role, given his military-medical background .
Medical controversy: As a congressman-elect in 2018, he suggested a potential link between vaccine preservatives and autism—a scientifically debunked stance that drew medical community pushback
Early Life and Family Background
Mark Green was born on November 8, 1964, in Jacksonville, Florida, into a family that valued public service and leadership. Though details on his parents aren’t widely publicized, Green’s upbringing reflects a strong commitment to national duty—a theme that would carry through his life. Raised in Jacksonville, Green demonstrated early promise, earning admission to West Point, one of the country’s most prestigious military academies
Notable Works and Achievements
Green’s service record is studded with honors. In the Army, he earned commendations including:
Green officially entered politics in 2012, running for Tennessee State Senate (District 22). Defeating incumbent Tim Barnes, he swiftly garnered attention for sponsoring legislation that repealed the Hall Income Tax in Tennessee, only the second such repeal in U.S. history . His legislative impact often centered on small businesses and veterans’ issues—consistent pillars in his evolving political identity.
- Field: Details
- Full Name: Mark Edward Green
- Date of Birth: November 8, 1964
- Place of Birth: Jacksonville, Florida, U.S.
- Nationality: American
- Early Life: Raised in Jacksonville; influenced by military family roots
- Family Background: Married to Susan Keske since 1985; two children
- Education: U.S. Military Academy (BS); Wright State University Boonshoft School of Medicine (MD); USC (MA)
- Career Beginnings: West Point graduate → Army infantry → Army flight surgeon
- Notable Works: AuthoredA Night with Saddamon Saddam Hussein interrogation; key sponsor of Tennessee tax repeal & veterans bills
- Relationship Status: Married (since 1985)
- Spouse: Susan Keske
- Children: 2
- Net Worth: Estimated at $29–46 million (mostly investments, business income)
- Major Assets: ER-staffing company; home and investment portfolio
- Major Achievements: Bronze Star recipient, Homeland Security Committee Chair, repeal of Tennessee Hall tax
- Recent Developments: Announced retirement from Congress post–June 2025
Personal Life and Relationships
Green married Susan Keske on August 5, 1985. The couple have two children and are known for their longstanding partnership. Though private, Green has occasionally referenced his wife’s support in balancing the rigors of combat, medical emergencies, business, and political life. His marriage of nearly four decades and family focus resonates with his conservative base and underpins themes of stability and patriotism.
He remains influential in national security rhetoric; notably, in a 2024 closed-door GOP meeting, he delivered sharp criticisms of Secretary Mayorkas—labeling him “a reptile with no balls”
Current Relevance and Recent Updates
Green remains a high-profile Republican voice. As of October 2023, he briefly pursued the Speaker of the House role but withdrew on October 24. In July 2024, he was appointed to a bipartisan House task force investigating the attempted assassination of Donald Trump
Most recently, on June 9, 2025, Green announced he will retire from Congress after passing the One Big Beautiful Bill Act, opting to transition into the private sector . This decision marks a pause in his two-decade trajectory from West Point to the House floor.
Net Worth and Lifestyle
Green’s financial disclosures and third-party estimates place his net worth between $29 million (2018) and $46 million (2025) . His wealth stems from:
Future Plans and Cultural Impact
Following his June 2025 retirement from Congress, Green has signaled intent to re-enter the private sector—possibly via healthcare ventures or policy consulting. His expertise in emergency medicine, homeland security, and legislative affairs position him for leadership roles in panels, nonprofits, or think tanks.
Interesting Facts and Trivia
Operation Red Dawn: Green was present in the interrogation room after Saddam Hussein’s capture—an experience that became the core of his memoir
The success of his ER-staffing company
A significant stock investment portfolio
Though at least one stock purchase ($100k–250k in NGL Energy Partners) triggered scrutiny under the STOCK Act in 2022, he maintains a reputation for financial transparency Green’s personal lifestyle reflects suburban prosperity: comfortable family living, private investments, and occasional public appearances at sporting and military events.
Immediately post-service, Green launched a successful ER-staffing firm, applying his medical insights and leadership skills to business. Financial disclosures and net-worth estimates cite this business, along with investments, as primary funding sources—driving his estimated $29–46 million fortune .
Charitable Work and Legacy
Outside politics, Green’s philanthropic activities focus on veterans, emergency medicine, and public service. He has supported veteran nonprofit organizations and emergency-treatment scholarship programs—continuing his legacy as a combat medic. His legislative portrayal of military and EMS funding further underscores his philanthropic priorities.
Climate skepticism: Questioned climate change science in 2015, though acknowledged the role of deforestation
Culturally, Green’s narrative—West Point cadet, combat surgeon, insurgent interrogator, entrepreneur, and conservative lawmaker—resonates with America’s values of service, resilience, and conviction. His legacy bridges national security ethos and entrepreneurial spirit.
Disclaimer: Mark Green Age, Net Worth, Career Highlights & Family wealth data updated April 2026.