Harry Akst (August 15, 1894 – March 31, 1963) was an American songwriter, who started out his career as a pianist in vaudeville accompanying singers such as Nora Bayes, Frank Fay and Al Jolson. His most notable success came with the song he wrote in 1925 with Sam M. Lewis and Joe Young: "Dinah". It would go on to multiple hit recordings by Bing Crosby, The Boswell Sisters, Ethel Waters, Fats Waller, Louis Armstrong, The Mills Brothers, Sam Donahue, and Ted Lewis.