AYH

AYH may refer to:
 * American Youth Hostels
 * Arcadis AYH plc, a London-based surveying firm
 * Alvin Youngblood Hart, an American musician
 * Aylesham railway station, Kent, England (National Rail station code AYH)
 * Hadrami Arabic (ISO 639-3 ), an Arabic variety spoken by the Hadhrami people