D Authors
| Author Name | Description | Life | |
| D. H. Lawrence | English Novelist, Poet and Writer | 1885 - 1930 |  |
| Dalai Lama | Spiritual Leader | 1935 | |
| Dale Carnegie | American Writer | 1888 - 1955 | |
| Daniel Defoe | English Writer and Journalist | 1660 - 1731 | |
| Daniel Seker | Creator of iPerceptive | 50000 BCE - Ad Infinitum | |
| David Hume | Scottish Philosopher, Historian and Writer | 1711 - 1776 | |
| Democritus | Greek Philosopher | 460 BCE - 370 BCE | |
| Demosthenes | Greek Orator and Statesman | 384 BCE - 322 BCE | |
| Denis Diderot | French Philosopher and Writer | 1713 - 1784 | |
| Desiderius Erasmus | Dutch Priest, Theologian and Humanist | 1466 - 1536 | |
| Doris Day | American Actress, Musician and Activist | 1924 | |
| Douglas Adams | English Writer and Dramatist | 1952 - 2001 | |
| Dr. Seuss | American Writer and Poet | 1904 - 1991 | |
| Duncan Trussell | American Comedian and Philosopher | ||
| Dwight D. Eisenhower | American President | 1890 - 1969 |