Greenstein (surname)
Greenstein is a surname, which may refer to:
- Barry Greenstein, a professional poker player, and one of the first employees of Symantec, developer of their first product Q&A
- Jeff Greenstein, an American television writer, producer and director.
- Jesse L. Greenstein, an American astronomer
- Joe Greenstein, a 20th-century strongman
- Linda R. Greenstein, an American Democratic Party politician, who has served in the New Jersey General Assembly since 2000
- Tylan "Ty" Greenstein, musician in Girlyman
- Robert Greenstein, founder and executive director of the Center on Budget and Policy Priorities
- Robin Greenstein, a singer, songwriter and traditional musician from New York City
- Scott Greenstein, President and Chief Content Officer of Sirius XM Satellite Radio
- Shane Greenstein, MBA Class of 1957 Professor of Business Administration at the Harvard Business School
