Authors born in 1973
- Rory Stewart Politician, 1973
- Rose McGowan Activist, 1973
- Rufus Wainwright Musician, 1973
- Ryan Giggs Athlete, 1973
- Ryan Shuck Singer, 1973
- Róisín Murphy Singer-Songwriter, 1973
- Sachin Tendulkar Cricketer, 1973
- Sakshi Tanwar Model, 1973
- Sarah Wynter Actress, 1973
- Sasha Alexander Actress, 1973
- Sasha Roiz Actor, 1973
- Savion Glover Dancer, 1973
- Scott Stapp Singer-Songwriter, 1973
- Sean Dowdell Music Artist, 1973
- Sean Paul Dancer, 1973
- Sendhil Mullainathan Economist, 1973
- Sergey Brin Businessman, 1973
- Seth MacFarlane Actor, 1973
- Seth Meyers Actor, 1973
- Sharlto Copley Actor, 1973
- Simon Kinberg Writer, 1973
- Simon Sinek Author, 1973
- Sonu Nigam Singer, 1973
- Stacey Abrams Politician, 1973
- Stefon Harris Musician, 1973
- Stephane Bancel Chief Executive Officer, 1973
- Stephen Dorff Actor, 1973
- Stephen Fincher Politician, 1973
- Stephen Graham Actor, 1973
- Stephenie Meyer Writer, 1973
- Steve Burns Actor, 1973
- Steven Horsford Politician, 1973
- Stewart Butterfield Businessman, 1973
- Suheir Hammad Poet, 1973
- Susan Downey Producer, 1973
- T. R. Knight Television Actor, 1973
- Tadanobu Asano Guitarist, 1973
- Tana French Novelist, 1973
- Tara Strong Actress, 1973
- Terrell Owens Football Player, 1973