Authors born in 1981
- Jenna Bush Author, 1981
- Jenna Morasca Actress, 1981
- Jenna Wortham Journalist, 1981
- Jennifer Hudson Singer, 1981
- Jennine Capó Crucet Novelist, 1981
- Jenova Chen Game Designer, 1981
- Jens Lekman Musician, 1981
- Jeremy Howard Actor, 1981
- Jess Weixler Actress, 1981
- Jesse Williams Actor, 1981
- Jessica Alba Actress, 1981
- Jim Parrack Actor, 1981
- Jim Sturgess Actor, 1981
- Joe Gebbia Designer, 1981
- Joe Swanberg Film Director, 1981
- Joe Taslim Actor, 1981
- Joel Parkinson Surfer, 1981
- John Gemberling Actor, 1981
- John Gourley Musician, 1981
- Jon Gordon Langseth Jr. Singer-Songwriter, 1981
- Jon Keyser Attorney At Law, 1981
- Jon Watts Film Director, 1981
- Jonah Lehrer Author, 1981
- Jonas Armstrong Actor, 1981
- Jonathan Taylor Thomas Actor, 1981
- Jonathon Douglass Musician, 1981
- Jonás Cuarón Film Director, 1981
- Jose Antonio Vargas Journalist, 1981
- Joseph Gordon-Levitt Actor, 1981
- Joseph Morgan Actor, 1981
- Josh Gad Actor, 1981
- Josh Groban Singer-Songwriter, 1981
- Josh Henderson Actor, 1981
- Josh Lawson Actor, 1981
- Juan Pablo Galavis Football Player, 1981
- Justin Timberlake Voice Actor, 1981
- Kamasi Washington Saxophonist, 1981
- Kane Waselenchuk Racquetball Player, 1981
- Kapil Sharma Comedian, 1981
- Karen Russell Novelist, 1981