William McFarland is an American law enforcement officer and security official who serves as the current Sergeant at Arms of the United States House of Representatives, after having been appointed by Speaker Kevin McCarthy on January 7, 2023.

[1] McFarland transitioned to the Permanent Select Committee on Intelligence in 1995, where he was Director of Security.

[2] McFarland worked in the private sector from 2021 until 2023, when he was sworn in as House Sergeant at Arms.

[1] McFarland holds a Bachelor of Arts in Criminology from the University of Maryland and a Master of Arts in Security Management from Webster University at Bolling Air Force Base.

[1] This biography article about law enforcement in the United States is a stub.