| du reste | besides |
| du Rhin | Rhenish |
| Du rififi chez les hommes | Rififi |
| Du rouge à lèvres sur ton col | Lipstick on Your Collar |
| du régiment | regimental |
| Du Salvador | Salvadoran |
| du second degré | second-degree |
| Du Silence et des Ombres | To Kill a Mockingbird |
| du style | stylistic |
| du sud | southern |
| du sud-est | southeast |
| du sud-ouest | southwest |
| du tout | whatsoever |
| du tout cuit | snap |
| Du Vatican | Vatican |
| du visage | facial |
| Dual Inline Memory Module | DIMM |
| Dualdisc | DualDisc |
| dualine | dualin |
| dualiser | dualize |
| Dualisme | Dualism |
| Dualité de Hodge | Hodge dual |
| Dualité de Pontryagin | Pontryagin duality |
| Dualité T | T-duality |
| DualShock | DualShock |
| Dub | Dub music |
| Dub poetry | Dub poetry |
| Dubai | Dubai |
| Dubai Marina | Dubai Marina |
| Dubai Towers Doha | Dubai Towers - Doha |
| Dubaï | Dubai |
| Dubaïland | Dubailand |
| dubitatif | dubious |
| Dublin | Dublin |
| Dublin Area Rapid Transit | Dublin Area Rapid Transit |
| Dublin Core | Dublin Core |
| Dublin Metropolitan Police | Dublin Metropolitan Police |
| Dublin-Sud | South Dublin |
| Dublje | Dublje |
| Dubnica nad Váhom | Dubnica nad Váhom |
| dubnium | dubnium |
| Dubois | Dubois |
| Dubovac | Dubovac |
| Dubplate | Dubplate |
| Dubravka | Dubrawka |
| Dubreq Stylophone | Dubreq Stylophone |
| Dubrovnik | Dubrovnik |
| Dubrovnik Airline | Dubrovnik Airline |
| Dubăsari | Dubăsari |
| duc | duke |
| Duc de Beaufort | Duke of Beaufort |
| Duc de Bedford | Duke of Bedford |
| Duc de Buccleuch | Duke of Buccleuch |
| Duc de Buckingham | Duke of Buckingham |
| Duc de Clarence | Duke of Clarence |
| Duc de Cornouailles | Duke of Cornwall |
| Duc de Cumberland | Duke of Cumberland |
| Duc de Devonshire | Duke of Devonshire |
| Duc de Gloucester | Duke of Gloucester |
| Duc de Kent | Duke of Kent |
| Duc de Lancastre | Duke of Lancaster |
| Duc de Leinster | Duke of Leinster |
| Duc de Leuchtenberg | Duke of Leuchtenberg |
| Duc de Marlborough | Duke of Marlborough |
| Duc de Medinaceli | Duke of Medinaceli |
| Duc de Montrose | Duke of Montrose |
| Duc de Newcastle | Duke of Newcastle |
| Duc de Norfolk | Duke of Norfolk |
| Duc de Northumberland | Duke of Northumberland |
| Duc de Rothesay | Duke of Rothesay |
| Duc de Somerset | Duke of Somerset |
| Duc de Wellington | Duke of Wellington |
| Duc de Westminster | Duke of Westminster |
| Duc de Zhou | Duke of Zhou |
| Duc Paul | Flavius Paulus |
| ducal | ducal |
| Ducasse de Mons | Ducasse de Mons |
| ducat | ducat |
| Ducati | Ducati Motor Holding |
| Duccio | Duccio |
| Ducey | Ducey |
| duchesse | duchess |
