BDK may refer to:
Bradykinin receptor B2 is a G-protein coupled receptor for bradykinin, encoded by the BDKRB2 gene in humans.
Bradykinin receptor B1 (B1) is a G-protein coupled receptor encoded by the BDKRB1 gene in humans. Its principal ligand is bradykinin, a 9 amino acid peptide generated in pathophysiologic conditions such as inflammation, trauma, burns, shock, and allergy.
The Bund der Deutschen Katholischen Jugend (BDKJ) is the umbrella of Catholic youth organizations in Germany.
Bhaskar Dattatraya Kulkarni (born 1949), popularly known as B. D. among his friends and colleagues, is an Indian chemical reaction engineer and a Distinguished Scientist of Chemical Engineering and Process Development at the National Chemical Laboratory, Pune.
Bulaki Das Kalla (born October 4, 1949) or Dr. B.D. Kalla, as he is popularly known, is a name in the Indian social and political arenas.
Bhaurao Dewaji Khobragade (25 September 1925 – 23 April 1984) was a lawyer and member of the Rajya Sabha at various times from 1958 to 1984, and was its deputy chairman from 1969 to 1972.
BDSM is a variety of often erotic practices or roleplaying involving bondage, discipline, dominance and submission, sadomasochism, and other related interpersonal dynamics.
BDO Unibank, Inc. is Philippine banking company based in Makati. In terms of total assets, the firm is the the largest bank in the Philippines, the 116th largest bank in Asia, and the 234rd largest bank globally as of March 31, 2016. BDO Unibank is also a member of SM Group owned by Henry Sy
The BDO World Darts Championship is a world championship competition in darts, organised by the British Darts Organisation (BDO).