Madison Horn
Madison Horn is an American businesswoman, cybersecurity expert, and political figure. She has run for elected office multiple times in her home state of Oklahoma.
Early life and education
Horn was raised in Stilwell, Oklahoma. She is a citizen of Cherokee Nation.Career
Horn started her career working odd jobs before being hired by a cybersecurity firm and working her way to more prominent roles at companies like Accenture and Siemens. In 2023, she was named CEO of Critical Fault. As of 2025, Horn is the Founder and CEO of RoseRock Advisory Group, and leads WWT's National Security and Critical Infrastructure practice. She also educates and advises policymakers on cybersecurity and technology policy.Political activity
Horn has stated that she identified as a Republican "much longer" than she had been a Democrat, expressing her frustration with partisan politics. Horn has also run for office on platforms of protecting U.S. technology and national security.In 2022, Horn ran for the U.S. Senate as a "conservative Democrat." Horn won the runoff election for the Democratic nomination in August 2022. She lost the general election to James Lankford.
In 2024, Horn ran to represent Oklahoma's fifth Congressional district in Congress. She lost to Stephanie Bice.