Clayton D. Johnson was sworn in on August 25, 2011 to be the U.S.
Marshal for the Northern District of Oklahoma.Prior to being
sworn-in on August 25, 2011, Clayton D. Johnson was the Chief of Police with the Ponca City Police Department, a post he held since 2002. He joined the
Ponca City Police Department in 1986 as a Police Officer, and rose
through the ranks throughout his time there. Since 2008, Johnson has also
served as an Adjunct Professor at the University of
Oklahoma, where he taught courses on criminal justice issues.