HPAC

HPAC may refer to:


 * Hang Gliding and Paragliding Association of Canada
 * Hyde Park Art Center, in Chicago
 * Haugh Performing Arts Center, in Los Angeles
 * Hyogo Performing Arts Center, in Japan
 * Health Policy Advisory Committee, oversees Major League Baseball drug policy
 * H/P/A/C, an abbreviation for Hacking/Phreaking/Anarchy/Cracking (or sometimes Carding)
 * Heating, Piping, Air Conditioning, similar to HVAC
 * HPAC Engineering, a mechanical systems engineering magazine
 * Holy Pentecostal Assembly Churches
 * High Performance Analytics and Computing, e.g. in the Human Brain Project.