CPH

CPH, CpH, Cph, or cph may refer to:
 * California State Polytechnic University, Humboldt, public university in Arcata, California
 * Castle Peak Hospital, the oldest and largest psychiatric hospital in Tuen Mun, Hong Kong
 * Board Certified in Public Health (CPH), USA
 * Cleveland Play House, US theatre
 * In Copenhagen, Denmark:
 * CPH:PIX film festival
 * CPH:DOX film festival
 * Copenhagen Airport, IATA code
 * Champagne Airlines, ICAO code
 * Chronic paroxysmal hemicrania, a type of headache
 * Chronic persistent hepatitis
 * Communistische Partij Holland, former Netherlands political party
 * cph Deutschland, Chemie- Produktions- und Handelsgesellschaft mbH, adhesives company, Essen, Germany
 * Concordia Publishing House, publisher of The Lutheran Church—Missouri Synod
 * CPH railmotor, a diesel train in Australia
 * Cyclopentadiene, C5H6 (the cyclopentadienyl radical, C5H5, is often abbreviated Cp)