Allen Rivkin (20 November 1903 – 17 February 1990) was an American screenwriter.

Rivkin was a advertising copy writer, who went to Hollywood and joined the RKO Pictures publicity department. He formed a film writing team with P. J. Wolfson, who got a writer’s contract on the strength of "Bodies Are Dust". They started at Universal Pictures the same day. Through a luncheon conversation that day decided to collaborate on a story. In less than two years the pair wrote ten screen plays. They later wrote for the B. P. Schulberg company at Paramount Pictures. He was one of the co-founders of the Screenwriters Guild, later the Writers Guild of America. He wrote several of his scripts with his wife, Laura Kerr.