| Canning Fok |
| Carl Sagan |
| Carlos Slim Helu |
| Carlos Slim Helu |
| Carly Fiorina |
| Carly Fiorina |
| Carly Fiorina |
| Carly Fiorina |
| Carrie P. Snow |
| Charles M. Allen |
| Charles Wolf |
| Christopher Wray |
| Clement Mok |
| Clifford Stoll |
| Clifford Stoll |
| Clifford Stoll |
| Clive James |
| Clive James |
| Craig Newmark |
| Craig Newmark |
| Dale E. Turner |
| Dan Millman |
| Daniel J. Boorstin (American social historian and educator, 1914) |
| Daniel Quinn |
| Dave Barry |
| Dave Barry |
| Dave Barry |
| Dave Barry |
| Dave Barry |
| Dave Barry |
| Dave Barry |
| Dave Barry |
| Dave Trowbridge |
| David Dixon, |
| David Emery |
| David Ferrier |
| David Thornburg |
| Dean Dauger |
| Denise Richards |
| Dennie van Tassel |
| Dennis Gabor |
| Dennis Hughes |
| Dennis Miller |
| Dennis Ritchie |
| Dino Esposito |
| Donald Trump |
| Doug Coupland |
| Doug Gwyn |
| Douglas Adams |
| Douglas Engelbart |
