Markwayne Mullin Bio, Age, Wife, Senator, DHS Nominee, Net Worth
Markwayne Mullin Biography
Who is Sen Markwayne?
Markwayne Mullin is an American businessman, former mixed martial arts fighter, and Republican politician who currently serves as the U.S. Senator from Oklahoma. He was born on July 26, 1977, in Tulsa, Oklahoma, but he grew up in the rural town of Westville. His upbringing on a ranch shaped his strong work ethic and entrepreneurial mindset. When his father became seriously ill, Mullin left college and took over the family business, Mullin Plumbing. Over time, he expanded the company and built a reputation as a successful small-business owner in eastern Oklahoma. Along the way, he also completed an associate degree in Construction Technology from Oklahoma State University Institute of Technology.
Before entering politics, Mullin gained attention for his unusual background in sports. He briefly competed as a professional mixed martial arts (MMA) fighter, finishing his career with an undefeated 5–0 record. However, his main focus remained business and community leadership. In 2012, he won election to the U.S. House of Representatives, representing Oklahoma’s 2nd congressional district. Mullin served five terms in the House before running for the United States Senate in 2022 after longtime senator Jim Inhofe announced his retirement. He won the election and officially became Oklahoma’s junior U.S. senator in 2023. Notably, Mullin is also an enrolled citizen of the Cherokee Nation, making him one of the few Native Americans serving in the Senate.
Beyond politics, Mullin’s family life plays an important role in his public image. He is married to Christie Mullin, and the couple has six children together. The family lives in Westville, where Mullin continues to manage ranching activities and stay connected to his local community. He often highlights his experiences as a husband, father, and business owner when discussing policy issues affecting working families and small businesses.
Recently, Mullin returned to national headlines after Donald Trump nominated him to lead the U.S. Department of Homeland Security, replacing Kristi Noem. The nomination, announced in March 2026, would place Mullin in charge of U.S. border security and immigration enforcement if confirmed by the Senate.
Markwayne Mullin Age | How Old is Markwayne Mullin?
Markwayne Mullin is 48 years old as of 2026. He was born on July 26, 1977, in Tulsa, Oklahoma. His age reflects decades of experience in business and politics. Before joining the United States Senate, Mullin built a successful plumbing company. Additionally, he served in the U.S. House of Representatives for five terms. Today, Markwayne Mullin’s age and leadership experience continue shaping his role in national politics.
Markwayne Mullin Height| How Tall is Markwayne Mullin?
Markwayne Mullin stands about 5 feet 8 inches (173 cm) tall. His height reflects his athletic background as a former mixed martial arts fighter. Despite being slightly below the average U.S. male height, Mullin built a strong and competitive presence in sports and politics. Additionally, his physical fitness supported his undefeated MMA record before entering the United States Senate in 2023. Today, Markwayne Mullin’s height and athletic build still reflect his disciplined lifestyle.
Markwayne Mullin Early Life & Education
Markwayne Mullin was born on July 26, 1977, in Tulsa, Oklahoma. However, he grew up in Westville, Oklahoma, on his family’s ranch. His parents raised him with strong values, discipline, and hard work. As a result, he developed leadership skills early in life.
He graduated from Stilwell High School and earned a wrestling scholarship to Missouri Valley College. While there, he studied and competed in collegiate wrestling. Unfortunately, he left college when his father became seriously ill. Therefore, he returned home to manage Mullin Plumbing, the family business.
Later, Mullin expanded his education. In 2010, he completed an associate degree in Construction Technology from Oklahoma State University Institute of Technology. This achievement strengthened his technical knowledge. Additionally, it supported his growing business career. Ultimately, his education combined classroom learning with real-world experience.
Markwayne Mullin Religion
Markwayne Mullin identifies as a Christian. He often speaks about faith and personal values in public life. Consequently, his beliefs influence his leadership style and policy positions. Additionally, he highlights family and faith as guiding principles in interviews and speeches. Therefore, Markwayne Mullin’s religion plays an important role in shaping his worldview and commitment to service. His faith continues to support his public and personal responsibilities.
Markwayne Mullin Family | Parents & Siblings
Markwayne Mullin grew up in a hardworking ranching family in Westville, Oklahoma. His parents, Jim Mullin and Mary Mullin, raised him with strong values and discipline. Consequently, he developed resilience and leadership skills early in life. Additionally, his family supported his education, business career, and public service journey. Although detailed information about his siblings remains limited, his close family environment shaped his character and political success.
Markwayne Mullin Wife | Christie Mullin
Markwayne Mullin is married to Christie Mullin. They maintain a strong and supportive marriage. Additionally, they raise six children together in Westville, Oklahoma. Christie focuses on family life while supporting her husband’s duties in the United States Senate. Moreover, she participates in community and political events alongside him. Therefore, Christie Mullin plays a key role in their family stability and public service journey. Together, they emphasize faith, commitment, and leadership.
Markwayne Mullin Children | Kids
Markwayne Mullin and his wife Christie Mullin have six children. They raise their kids in Westville, Oklahoma. Additionally, the couple prioritizes family values, faith, and education at home. Mullin often references his role as a father during public discussions. Therefore, his children remain central to his personal life and decision-making. Moreover, he balances responsibilities in the United States Senate with active parenting and family engagement.
Markwayne Mullin MMA | Fighter | Wrestling
Markwayne Mullin developed his competitive edge through wrestling in high school and college. He earned a wrestling scholarship to Missouri Valley College, where he competed at the collegiate level. Later, Markwayne Mullin competed as a professional mixed martial arts (MMA) fighter before politics. He fought from 2006 to 2007 and built an undefeated record of 3-0 in pro MMA bouts. During those fights, he earned wins by TKO and submissions, showing skill and competitive intensity. Furthermore, his wrestling background helped him transition into MMA. Still, Mullin retired from fighting before entering public office in 2012. Today, his MMA experience remains part of his public persona and leadership narrative.
Markwayne Mullin Political Career | From U.S. House to Oklahoma Senator & DHS Nominee
Markwayne Mullin began public service in 2012, winning election to the U.S. House of Representatives from Oklahoma’s 2nd congressional district. He served there for ten years. In 2022, Mullin ran in a special election for the U.S. Senate and won with strong support from Oklahoma voters. Consequently, he became Oklahoma’s junior U.S. senator on January 3, 2023. As senator, he focuses on strong national defense, economic growth, and conservative values. Additionally, he serves on key committees, including Armed Services and Appropriations. In early 2026, President Donald Trump nominated him to lead the Department of Homeland Security, elevating his national political profile. His nomination highlights his hardline stance on border security and immigration enforcement. Throughout his career, Mullin has maintained close ties with conservative leaders and tribal organizations as a member of the Cherokee Nation.
Markwayne Mullin Committees
Markwayne Mullin serves on several key Senate committees that shape federal policy. He represents Oklahoma on the Senate Armed Services Committee, where he helps oversee national defense and military policy. Additionally, he sits on the Senate Environment and Public Works Committee, the Health, Education, Labor, and Pensions (HELP) Committee, and the Senate Appropriations Committee, which controls federal spending priorities.
Moreover, Mullin participates in subcommittees that focus on military readiness, workforce safety, and environmental regulation. These committee roles expand his influence on defense, labor, health care, and infrastructure. Overall, Markwayne Mullin’s committee assignments strengthen his legislative impact on national security, public health, and federal budget decisions.
Markwayne Mullin DHS Nomination | Trump Picks Oklahoma Senator as Homeland Security Secretary
Who is the head of the Department of Homeland Security?
Markwayne Mullin received a major nomination in March 2026. President Donald Trump chose him to become the next Secretary of the Department of Homeland Security (DHS), replacing Kristi Noem after her controversial tenure. If confirmed by the U.S. Senate, Mullin will begin serving as DHS Secretary on March 31, 2026. He pledged to focus on border security, stop illegal immigration, and keep the nation safe.
Mullin’s nomination comes amid heightened debate over immigration enforcement and DHS leadership. Furthermore, his appointment highlights his strong alignment with Trump’s “America First” agenda and deep ties to conservative policy goals. However, he must undergo Senate confirmation hearings before formally taking office. Moreover, political observers note both support and criticism around his selection as he transitions from Senator to potential DHS chief.
Markwayne Mullin Salary
Markwayne Mullin earns a standard U.S. Senator’s salary of $174,000 per year. This salary applies to all rank-and-file senators unless they hold special leadership roles. In addition, senators receive benefits such as health coverage, retirement plans, and office expense allowances. Therefore, his compensation reflects federal legislative pay scales established by law. Furthermore, if he becomes Secretary of the Department of Homeland Security, his salary may change to match executive branch pay. Overall, Mullin’s salary aligns with national public service compensation standards.
Markwayne Mulli Net Worth
How did Markwayne Mullin make his money?
Markwayne Mullin has an estimated net worth of about $19 million. His wealth stems from successful small businesses, including Mullin Plumbing and other ventures in construction and environmental services. Additionally, he benefited from real estate and ranch holdings in Oklahoma. Therefore, his net worth reflects decades of entrepreneurship and investments. Moreover, his business leadership strengthened his public profile before politics. As a result, Mullin’s financial success supports his conservative political brand.