ARDC

The abbreviation ARDC may refer to:


 * Air Research and Development Command, later renamed the Air Force Systems Command
 * Amateur Radio Digital Communications, a mode using IP addresses beginning with 44.x
 * American Racing Drivers Club, a midget car racing sanctioning body in the East Coast of the United States
 * American Research and Development Corporation, an early venture capital investment firm founded in 1946
 * Attorney Registration and Disciplinary Commission, professional administrative entity that governs licensing and disciplinary actions for attorneys licensed to practice in the state of Illinois


 * Auxiliary Repair Dock, Concrete of the US Navy
 * Australian Research Data Commons, an initiative for research data in Australia