DDB may refer to:
DDB Worldwide Communications Group Inc., known internationally as DDB, is a worldwide marketing communications network.
DNA damage-binding protein 1 is a protein that in humans is encoded by the DDB1 gene.
DNA damage-binding protein 2 is a protein that in humans is encoded by the DDB2 gene.
The DDB Mudra Group, a part of the DDB Worldwide Communications Group, is India's first and largest integrated marketing communications and services network.
DDB Needham Life Style Surveys were a series of yearly surveys organized by DDB Needham advertising agency, measuring a number of social trends in United States.
Xeroderma pigmentosum (XP) is a rare autosomal recessive genetic disorder of DNA repair in which the ability to repair damage caused by ultraviolet (UV) light is deficient.
Dave Dee, Dozy, Beaky, Mick & Tich were a British pop/rock group of the 1960s. Two of their single releases sold in excess of one million copies each, and they reached number one in the UK Singles Chart with the second of them, "The Legend of Xanadu".
A distributed database is a database in which storage devices are not all attached to a common processor.
The DNA Data Bank of Japan (DDBJ) is a biological database that collects DNA sequences. It is located at the National Institute of Genetics (NIG) in the Shizuoka prefecture of Japan.