Parentless Concepts
- Austrian Science Fund (FWF)
- De Roon
- De Roon, Petrus
- De Scheilder, Robert
- De Sliger, Johann
- De Stregen, Hans
- De thesauro linguae Arabicae, Alcamusi nomine
- De Thou, Jacques-Auguste
- De Vooght van Ryneveld, Jodocus
- De Wese, Theodorus
- De Witte, Johannes
- De Zúñiga, Baltasar
- De'Medici, Maria
- Decker, Johannes
- Del Medigo, Elia
- Delft
- Della Marra, Placido
- Della Valle, Pietro
- Delrio, Martin Anton
- Denck
- Denmark
- Deurin, Nicolaus
- device
- devices and equipment
- dianegative