[Archived] Alexandria Police Promotes Two Deputy Chiefs

Alexandria Police Chief Earl Cook has promoted Tammy Hooper and Dianne Gittins from the rank of Captain to Deputy Chief of Police, effective immediately. Hooper and Gittins are the first women in the history of the Alexandria Police Department to reach the rank of Deputy Chief.

“I am delighted to recognize the significant contributions these fine officers have made to the Alexandria Police Department over decades of distinguished service,” said Chief Cook.

Deputy Chief Tammy Hooper has served with the Alexandria Police Department for 25 years. She graduated from the FBI National Academy, earned a graduate certificate in criminal justice from the University of Virginia, and holds a bachelor’s degree in administration of justice from George Mason University. During her tenure, Deputy Chief Hooper held assignments in all four bureaus of the department, and last served as the commander of the Support Services Division over Accreditation and Property. 

Deputy Chief Dianne Gittins began her career with the Alexandria Police Department in December 1989. She holds a master’s degree in public administration and a bachelor’s degree in behavioral science and criminal justice, both from George Mason University. Deputy Chief Gittins has broad experience within the department, having also held positions in each of the four bureaus. Most recently, she commanded the Traffic, Parking and Special Events Unit, which includes a staff of more than 60.