DDH
# DDH

DDH may refer to:

* 1,3-Dibromo-5,5-dimethylhydantoin, a chemical also abbreviated as DBDMH
* Ddh (trigraph), a trigraph used in the Dene Suline language for the dental affricate /tθ/
* De Danske Husmoderforeninger, Danish women's organization
* Decisional Diffie–Hellman assumption
* Department of Digital Humanities, at King's College London (formerly Centre for Computing in the Humanities)
* Developmental Dysplasia of the Hip, see Hip dysplasia (human)
* Devonshire Dock Hall, the BAE Systems assembly facility
* Disciples Divinity House, Christian seminary of the University of Chicago
* DDH is hull classification symbol for helicopter carrier or helicopter destroyer
