Authors born in 1990
- Leven Rambin Actress, 1990
- Liam Aiken Actor, 1990
- Liam Hemsworth Actor, 1990
- Lindsay Ellingson Model, 1990
- Logic Rapper, 1990
- Lola Kirke Actress, 1990
- Lucas Till Actor, 1990
- Luke Combs Singer, 1990
- Luke Pasqualino Actor, 1990
- Mac DeMarco Music Artist, 1990
- Machine Gun Kelly Rapper, 1990
- Magnus Carlsen Chess Player, 1990
- Malik Jackson American Football Player, 1990
- Maren Morris Singer, 1990
- Margot Robbie Actress, 1990
- Mario Balotelli Football Player, 1990
- Matt Milne Actor, 1990
- Matt Prokop Actor, 1990
- Matthew Underwood Actor, 1990
- Mattie Stepanek Poet, 1990
- Meghann Fahy Actress, 1990
- Merritt Patterson Actress, 1990
- Meryl Davis Dancer, 1990
- Michael Sam American Football Player, 1990
- Michael Schulte Singer-Songwriter, 1990
- Michael Tubbs Politician, 1990
- Michael Tucker Musician, 1990
- Mike Kerr Singer, 1990
- Milos Raonic Tennis Player, 1990
- Miranda Rae Mayo Actress, 1990
- Mitski Miyawaki Singer-Songwriter, 1990
- Na Taejoo Actor, 1990
- Negash Ali Artist, 1990
- Nia Sanchez Model, 1990
- Nia Sharma Actress, 1990
- Nicolas Jaar Composer, 1990
- Nicole Gale Anderson Actress, 1990
- Nora En Pure Musician, 1990
- Olaf Carlson-Wee Businessman, 1990
- Oliver Sim Musician, 1990