| Name |
Notability |
References |
| Leonardo da Vinci |
|
|
| James Dadford |
English canal engineer |
|
| John Dadford |
English canal engineer |
|
| Thomas Dadford |
English canal engineer |
|
| Thomas Dadford, Jr. |
English canal engineer |
|
| Gustaf Dalén |
sun valve, unmanned acetylene lighthouses |
|
| George Christian Darbyshire |
Australian railway engineer |
|
| Henry Darcy |
|
|
| William Dargan |
Irish railway engineer. |
|
| Jonathan Davidson |
British civil engineer |
|
| Simon James Dawson |
Red River road |
|
| Fabrizio de Miranda |
Italian bridge engineer |
|
| Samuel Diescher |
Hungarian railway engineer |
|
| Franz Dischinger |
German civil and structural engineer |
|
| Sydney Donkin |
British civil, mechanical and electrical engineer |
|
| Francis Drake |
|
|
| James Nicholas Douglass |
English lighthouse engineer |
|
| Guillaume Henri Dufour |
Swiss army officer, surveyor and engineer |
|
| Jules Dupuit |
|
|
| Thomas Dadford Junior |
canals |
|
| H. D. Deve Gowda |
Ex-Prime Minister of India |
|