D
| Senator | Years | Province | Party |
|---|---|---|---|
| Lucio d'Agostino | 1973 - 1976 | Entre Ríos | Frejuli |
| Carlos d'Amico | 1883 - 1884 | Buenos Aires | |
| Mario Daniele | 2001 - 2007 | Tierra del Fuego | Justicialist Party |
| Justo Daract | 1862 - 1865 | San Luis | |
| Mauricio Daract | 1862 - 1874 | San Luis | |
| Adolfo Dávila | 1912 - 1918 | La Rioja | Conservative |
| Aníbal Dávila | 1958 - 1962 | Corrientes | |
| Domingo Dávila | 1881 - 1889 | La Rioja | |
| Guillermo Dávila | 1863 - 1871 | La Rioja | |
| Carlos de la Rosa | 1995 - 2001 | Mendoza | Justicialist Party |
| Fernando de la Rúa | 1973 - 1976 | Buenos Aires City | Radical Civic Union |
| José Manuel de la Sota | 1995 - 1999 | Córdoba | Justicialist Party |
| Lisandro de la Torre | 1932 - 1937 | Santa Fe | Progressive Democrat Party |
| Enrique de Llamas | 1958 - 1962 | Chaco | |
| Zelmira De Luca de Soto | 1955 | Corrientes | |
| José Guillermo de Paolis | 1952 - 1955 | Mendoza | |
| Roberto de Rege | 1963 - 1966 | Río Negro | Christian Democratic Party |
| José Evaristo de Uriburu | 1901-1910 | Buenos Aires City | PAN |
| Pedro del Piero | Buenos Aires City | Frepaso | |
| Antonio del Pino | 1889 - 1898 1907 - 1916 |
Catamarca | |
| Aristóbulo del Valle | 1877 - 1890 | Buenos Aires | |
| Délfor del Valle | 1922 - 1930 | Buenos Aires | Radical Civic Union |
| Enrique del Valle Iberlucea | 1913 - 1921 | Buenos Aires City | Socialist Party |
| Manuel del Villar | 1986 - 1988 | Chubut | Radical Civic Union |
| Antonio del Viso | 1880 | Córdoba | |
| Francisco Delgado | 1855 - 1857 1862 - 1865 |
Mendoza | |
| Manuel Derqui | 1886 - 1891 | Corrientes | |
| Elena di Girolamo | 1952 - 1955 | Corrientes | |
| Arturo di Pietro | 1999 - 2000 | Santa Fe | Justicialist Party |
| Antonino Díaz | 1898 - 1907 | Salta | |
| Juan Luis Díaz | 1958 - 1961 | Formosa | |
| Alejandro Díaz Bialet | 1973 - 1976 | Buenos Aires City | Frejuli |
| Perdo Díaz Colodrero | 1941 - 1942 | Corrientes | Autonomist |
| Wenceslao Díaz Colodrero | 1868 - 1876 | Corrientes | |
| Luis María Díaz Colodrero | Corrientes | Liberal Party of Corrientes | |
| Ciriaco Díaz Vélez | 1855 - 1861 | La Rioja | |
| Carlos Doncel | 1889 - 1896 1898 - 1907 |
San Juan | |
| Eduardo Duhalde | 2001 - 2002 | Buenos Aires | Justicialist Party |
| Alberto Durand | 1946 - 1955 | Salta |
Read more about this topic: List Of Former Argentine Senators