| Name | Description | Year Started | Year Ended |
| Daewoo | Korean car manufacturer of Seoul and Taegu | 1967 | |
| DAF | Dutch vehicle manufacturer of Eindhoven | 1938 | |
| Daihatsu | Japanese vehicle manufacturer of Osaka and Ikeda | 1930 | |
| Daimler | German vehicle manufacturer of Bad Cannstatt | 1886 | 1926 |
| Daimler | British car manufacturer of Coventry | 1896 | |
| Milnes-Daimler | Anglo-German commercial vehicle manufacturer of Wellington and London | 1901 | 1914 |
| Darracq | French vehicle manufacturer of Suresnes, Seine | 1896 | 1920 |
| De Dion-Bouton | French vehicle manufacturer of Paris/Puteaux, Seine | 1883 | 1950 |
| Delaunay-Belleville | French vehicle manufacturer of St Denis, Seine | 1904 | 1949 |
| Delahaye | French vehicle manufacturer of Tours/Paris/ Saint-Denis sur Seine | 1895 | 1956 |
| Dennis | British vehicle manufacturer of Guildford, Surrey | 1899 | |
| Diamond T | American vehicle manufacturer of Chicago/Lansing, Mich. | 1907 | 1966 |
| DINA | Mexican commercial vehicle manifacturer | 1957 | |
| DKW | German car marque | 1928 | 1966 |
| Dodge | American car and commercial vehicle manufacturer of Detroit, Michigan | 1914 | |
| Douglas | British manufacturer of motorcycles and electric commercial vehicles of Bristol | 1907 | 1957 |
| Douglas | British commercial vehicle manufacturer of Cheltenham | 1947 | 1966 |
| Duesenberg | Automobile production in Indianapolis, Indiana | 1919 | 1937 |
| Duple | British coach builders of Hornsey, London | 1919 | 1935 |
| Durant | US car manufacturer | 1921 | 1932 |
| Ebro | Spanish commercial vehicle marque of Barcelona | 1956 | |
| Electricar | British electric commercial vehicle manufacturer of Birmingham, Monmouth and Atherstone | 1920 | |
| Elva | British car manufacturer of Bexhill, Surrey and Shenley, Hertfordshire | 1958 | 1968 |
| ERF | British commercial vehicle manufacturer of Sandbach, Cheshire | 1933 | |
| Essex | Us car manufacturer | 1918 | 1933 |