Markwayne Mullin (born July 26, 1977) is an American politician and businessman who has served as the United States secretary of homeland security since 2026. A member of the Republican Party, Mullin served as the junior United States senator from Oklahoma from 2023 to 2026 and as the U.S. representative for Oklahoma's second congressional district from 2013 to 2023.
Markwayne Mullin has 7 screen credits in a career dating back to 1996. Signature works include By Dawn's Early Light, A Citizen's Guide to Preserving Democracy. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.
