HDH could refer to:
*
Dillingham Airfield, in Hawaii, United States
*
Haa Dhaalu Atoll
Haa Dhaalu Atoll is the code name based on the letters of the Maldivian alphabet commonly used to refer to the administrative division (known as "Atoll") officially known as South Thiladhunmathi Atoll ( Maldivian: ''Thiladhunmathi Dhekunuburi'') ...
, an administrative division of the Maldives
*
Hampstead Heath railway station
Hampstead Heath railway station is in the London Borough of Camden in north London on the North London Line, between and stations, and is in Travelcard Zone 2. Since 11 November 2007 it and the service there have been run by London Overgro ...
, England
*
Hawker de Havilland, an Australian aircraft manufacturer
* ''
Hi-de-Hi!
''Hi-de-Hi!'' is
a BBC television sitcom shown on BBC1 from 1 January 1980 to 30 January 1988.
Set in 1959 and 1960 in Maplins, a fictional holiday camp, the show was written by Jimmy Perry and David Croft, who also wrote '' Dad's Army'' an ...
'', a British sitcom
*
Hipster Daddy-O and the Handgrenades, an American band
*
Histidinol dehydrogenase
*
Holland-Dozier-Holland, an American songwriting and production team
*
Huelga De Hambre, a Peruvian band
*
Herrera-Davis-Holland, one of the most dominant bullpen trios in baseball history.
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