Eric Michael Bogosian (; born April 24, 1953) is an American actor, playwright, monologuist, novelist, and historian. Descended from Armenian-American immigrants, he grew up in Watertown and Woburn, Massachusetts, and attended the University of Chicago and Oberlin College. His play Talk Radio, was a finalist for the 1987 Pulitzer Prize for Drama. Bogosian also wrote and starred in the 1988 film adaptation, for which he won a Silver Bear at the Berlin International Film Festival.

As an actor, he has appeared in plays, films, and television series throughout his career. His television roles include Captain Danny Ross in Law & Order: Criminal Intent (2006–10), Lawrence Boyd on Billions (2017–18), Daniel Molloy on Interview with the Vampire (2022–present), and Gil Eavis on Succession (2018–23). He also starred as Arno in the Safdie brothers' film Uncut Gems (2019).

Bogosian has also been involved in New York City ballet production, and has written several novels as well as the historical nonfiction Operation Nemesis (2015), based on the program to assassinate perpetrators of the Armenian genocide. He is a three-time Obie Award and a Drama Desk Award winner, and two-time fellow of the National Endowment for the Arts.