Robert Cohen, also known as Rob Cohen, is a Canadian comedy writer. He was raised in Calgary, Alberta and has written for The Simpsons, The Wonder Years, The Ben Stiller Show, MADtv, Just Shoot Me!, Father of the Pride, and American Dad!. He has worked on The Big Bang Theory as co-executive producer and writer. He is the older brother of recurring Simpsons writer Joel H. Cohen.
He won a Primetime Emmy Award for his work on "The Ben Stiller Show".
Cohen also works as a director for television and commercials.
He and frequent collaborator Dana Gould co-created the cult show Super Adventure Team for MTV, and is a frequent performer at Uncabaret.