Authors born in 1978
- Courtney Ford Actress, 1978
- Damian Marley Singer, 1978
- Dan Snow Television Presenter, 1978
- Dan Wheldon Motorcycle Racer, 1978
- Dana Davis Actress, 1978
- Danai Gurira Actress, 1978
- Daniel Bruhl Actor, 1978
- Daniel Burka Creative Director, 1978
- Daniel Franzese Actor, 1978
- Daniel H. Wilson Author, 1978
- Daniel Pearce Musician, 1978
- Daniella Alonso Actress, 1978
- Danny Higginbotham Football Player, 1978
- Dante Hall American Football Player, 1978
- Dava Painter, 1978
- David Fahrenthold Journalist, 1978
- David Krumholtz Actor, 1978
- David Macklovitch Musician, 1978
- David Sneddon Singer, 1978
- David Walton Actor, 1978
- Davina Veronica Actress, 1978
- Deborah Ager Poet, 1978
- Demetria McKinney Actress, 1978
- Deniz Gamze Erguven Film Director, 1978
- Didier Drogba Football Player, 1978
- Dinaw Mengestu Novelist, 1978
- Diplo Record Producer, 1978
- Dirk Nowitzki Basketball Player, 1978
- DJ Manian Disc Jockey, 1978
- DJ Qualls Actor, 1978
- Dominic Cooper Actor, 1978
- Dominick Wickliffe Singer, 1978
- E. C. Myers Writer, 1978
- Ebon Moss-Bachrach Stage Actor, 1978
- Ed Droste Poet, 1978
- Ed Reed American Football Player, 1978
- Eddie Cahill Actor, 1978
- Edgerrin James American Football Player, 1978
- Ehren Watada American Football Player, 1978
- Elena Piskun Gymnast, 1978