- C3PO
- 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
- Douglas Engelbart
- Dr. Carl Sagan
- Dr. Joel J. Nobel
- E. W. Dijkstra
- E.F. Schumacher
- E.W. Dijkstra
- Eagleson’s Law
- Eckhart Tolle
- Edsger W. Dijkstra
- Edsger W. Dijkstra
- Edward Abbey
- Edward O. Wilson
- Edward R. Murrow
- Edward Shepherd Mead
- Edward Teller
- Edward Tufte
- Elbert Hubbard
- Epine
- Eric Hoffer
- Eric Raymond
- Eric Schmidt
- Eric Schmidt
- Eric Schmidt
- Erich Fromm
- Erik Naggum
- Esther Dyson
- Famer's Almanac
- Francis Glassborow
- Frank Lloyd Wright
- Freeman Dyson
- Freeman Dyson
- Freeman Dyson
- From the television show King of Queens, spoken by the character Doug Heffernan
- G. Popek
- Gail Centner
- Gavin Russell Baker
- Gene Hoffman
- Geoff Perlman
- George Bernard Shaw
- George Carrette
- Gerald Weinberg
- Godfrey Reggio
- Gordon Moore
- Gordon Moore
- Gordon Moore
- Gordon Moore
- Gordon Moore
- Guy Almes