Authors born in 1973
- Maggie Nelson Poet, 1973
- Malaika Arora Khan Actress, 1973
- Marcus Brigstocke Comedian, 1973
- Marcus Lemonis Businessman, 1973
- Mario Lopez Actor, 1973
- Marisol Nichols 1973
- Marissa Jaret Winokur Actress, 1973
- Mark Boal Journalist, 1973
- Mark Lippert Public Servant, 1973
- Martin Larsso Guitarist, 1973
- Matt Hughes Wrestler, 1973
- Matt Passmore Actor, 1973
- Matthew McGrory Actor, 1973
- Matthew Quick Writer, 1973
- Matthew Walker Scientist, 1973
- Maureen Johnson Author, 1973
- Maurizio Lobina Musician, 1973
- Max Handelman Writer, 1973
- Max Lousada Chairperson, 1973
- Mayte Garcia Dancer, 1973
- Megan McCafferty Author, 1973
- Mel Rodriguez Actor, 1973
- Michael Ealy Actor, 1973
- Michael Finley Basketball Player, 1973
- Michael Hansmeyer Architect, 1973
- Michael Weston Actor, 1973
- Mikhail Gorsheniov Singer, 1973
- Molly Sims Actress, 1973
- Monica Lewinsky Activist, 1973
- Monica Seles Tennis Player, 1973
- Naomi Novik Writer, 1973
- Nas Rapper, 1973
- Nash Edgerton Film Director, 1973
- Natalie Jane Appleton Howlett Singer-Songwriter, 1973
- Nathan Sawaya Artist, 1973
- Natsuki Takaya Mangaka, 1973
- Neal Brennan Comedian, 1973
- Neil Patrick Harris Actor, 1973
- Neve Campbell Actress, 1973
- Nicholas Bloom Professor, 1973