Encyclopedias, Almanacs, Transcripts, and Maps
- Dobyns, Zipporah (1921-)
- Dodds, Eric Robertson (1893-1979)
- Dodos and Solitaires: Raphidae
- Dogon People
- Dogs, Wolves, Coyotes, Jackals, and Foxes: Canidae
- Dogwood Tree
- Dogwood Tree
- Doinel, Jules-Benoit (1842-1894)
- Dolphins: Delphinidae
- Dom Pierre Perignon
- Domenico Cotugno
- Domenico Fontana
- Dominance
- Domingo Martinez de Irala
- Dominique Anel
- Dominique François Jean Arago
- Dommeyer, Frederick C(harles) (1909-1988)
- Domninus of Larissa
- Don Juan Ponce de León
- Donald Arthur Glaser