Encyclopedias, Almanacs, Transcripts, and Maps
- Dorothy Lewis Bernstein
- Dositheus of Pelusium
- Doten, Elizabeth (1829-1913)
- Double Blind
- Double Effect and Dual Use
- Double Effect, Principle or Doctrine of
- Double-Blind Study
- Double-Blind Study
- Douglas Bevis
- Douglas Carl Engelbart
- Douglas Mawson
- Douglas Rayner Hartree
- Douglas Sea Scale
- Douglas, John E
- Douglass, Andrew Ellicott (1867-1962)
- Doupe, Joseph (1910-)
- Dowden, Hester (Mrs. Travers-Smith) (1868-1949)
- Dowding, Hugh Caswall Tremenheere(1882-1970)
- Dowding, Lady Muriel (1908-1993)
- Dowling, Levi H. (1844-1911)