Marvin Traub (May 14, 1925 – July 11, 2012) was an American businessman and writer. He was a prominent business executive in the retail sector known for his impact on merchandising and marketing. Traub was CEO and President of Bloomingdale's for twenty-two years leaving in 1992 to found his own consulting firm, Marvin Traub Associates. Between 1994 and 2000, Marvin Traub Associates participated in a joint venture with retail-focused investment banking firm, Financo, Inc.