Encyclopedias, Almanacs, Transcripts, and Maps
- Dārā Shikōh, Muḥammad
- Darling, Jay Norwood "Ding" (1876 – 1962) American Environmental Cartoonist
- Darwin, Charles Robert (1809 – 1882) English Naturalist
- Darwīsh
- Dasam Granth
- Dassie Rats (Petromuridae)
- Dasyuromorphia (Australasian Carnivorous Marsupials)
- dasyurus
- Davis Cup
- Davis, Miles Dewey
- Davis, Steve
- Dayananda Sarasvati
- days of the week
- Dazhbog
- Daʿwah
- de Martino, Ernesto
- Dea Dia
- Dead Zones
- Dean, “Dizzy”
- death cap