American government official and television personality (born 1980) Peter Brian Hegseth is an American government official, veteran, and former television personality who has been serving as the 29th United States secretary of defense since 2025. 396,342 views on January 14, 2025 — Wikipedia's most-read article that day. Also most read: Tony Slattery, Neil Gaiman, Pentagón Jr., Kumbh Mela. Wiki link