Dewayne Dockery

 
Sheriff
Title: Chief Deputy Sheriff
Phone: 940-349-1848
Contact Chief Deputy Dockery


Chief Deputy Dewayne Dockery started with the Denton County Sheriff's Office on January 1, 2017, after 28.5 years with the Department of Public Safety.

Before his law enforcement career, he served in the United States Army from 1982 through 1986, where he was promoted to Sergeant in Military Intelligence.

Chief Deputy Dockery joined the Department of Public Safety in January 1987.  After graduating from recruit school, he was assigned to Highway Patrol in Alice for two years before transferring to Bonham. Chief Deputy Dockery was promoted to Highway Patrol Sergeant in 1997 and was assigned to Refugio, later transferring to Denton, where he remained until promoting to Texas Ranger in 2002. 

After promoting to Texas Ranger, Chief Deputy Dockery was assigned to Harlingen for one year then transferred to Decatur. Chief Deputy Dockery was promoted to Texas Ranger Lieutenant in 2008.  During his time as Texas Ranger Lieutenant, he was a squad leader on the Ranger Recon Team.  In 2010, he was promoted to Texas Ranger Captain and was assigned to Texas Ranger Headquarters in Austin.  While assigned in Austin, he supervised Border Security Operations.  In 2012, Chief Deputy Dockery was promoted to Texas Ranger Major and was assigned to Company "C" Lubbock, later transferring to Company "B" Garland, where he remained until his retirement in August 2015.

Chief Deputy Dockery is a graduate of the FBI National Academy. 

 

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