Benjamin Frederick Mankiewicz (born March 25, 1967) is an American television journalist and host for Turner Classic Movies (TCM). He is a progressive political commentator for The Young Turks. He has served as a film critic for the 2008–2009 season for the TV program At the Movies and the web series What the Flick?!

A descendant of the Mankiewicz family, Ben Mankiewicz graduated from Tufts University, and earned a master's degree from Columbia University's Graduate School of Journalism. He subsequently worked as a news reporter and anchor, first for WCSC-TV in Charleston, South Carolina and later for WAMI in Miami. Mankiewicz left news journalism, and auditioned as a television host for Turner Classic Movies.