Jeff Greenfield (born June 10, 1943) is an American television journalist and author.

Over the course of his career he has reported primarily on domestic politics and the media, and occasionally on culture. He appeared on the Firing Line television program in 1968. He served as media commentator for CBS News from 1979 to 1983 and as Political and Media Analyst for ABC News from 1983 to 1997, often appearing on the Nightline program. He served as a Senior Analyst at CNN from 1998 to 2007. On 1 May 2007, Greenfield returned to CBS News to serve as Senior Political Correspondent and plans to leave CBS at the end of April 2011. He is currently doing political commentary on NBC Nightly News. Mr. Greenfield has been host of the national public television series "CEO EXCHANGE", featuring in-depth interviews with high-profile chief executive officers, for five seasons.

He has also written or contributed to eleven books, and written for Time Magazine, The New York Times, and Slate.com.

Greenfield is the recipient of three Emmy Awards, two for his reporting from South Africa (1985 and 1990) and one for a profile of H. Ross Perot (1992).

NOTE: Bio updated on June 14, 2011.