Jeffrey Ross Lifschultz (born September 13, 1965) is an American stand-up comedian and actor. He is best known as the "Roastmaster General" for his insult comedy, his multiple appearances at celebrity roasts held by the New York Friars Club, the Comedy Central Roast television series, and the Netflix historical comedy series Historical Roasts. In 2009 the Chicago Tribune called Ross "the new millennium Don Rickles." His directorial debut, the 2006 documentary Patriot Act: A Jeffrey Ross Home Movie, won the prize for Best Film at the Comedia film festival held at the Just for Laughs comedy festival in Montreal.
