- Sep 1 Hal David, American lyricist ("Raindrops Keep Fallin' On My Head"; "What The World Needs Now Is Love"; "Do You Know the Way to San Jose"), dies at 91
- Sep 2 Emanuel Nunes, Portuguese composer, dies at 71
- Sep 2 Mark Abrahamian, American rock guitarist (Starship, 2000-12), dies of a heart attack after a concert at 46
- Sep 4 Ian Parrott, British-Welsh composer (The Black Ram), dies at 96
- Sep 5 Joe South [Souter], American Grammy Award-winning singer-songwriter and guitarist ("Games People Play"; "Walk A Mile In My Shoes"; "Rose Garden"), dies of heart failure at 72
- Sep 7 Dorothy "Dottie" McGuire, American pop vocalist (McGuire Sisters - "Sincerely"; "Sugartime"), dies at 84
- Sep 10 Steven Springer, American guitarist, dies from lung cancer at 60
- Sep 13 William Duckworth, American composer (Time Curve Preludes), teacher (Bucknell, 1973-2011), and internet pioneer (PitchWeb), dies of pancreatic cancer at 69
- Sep 15 George Hurst, British conductor (BBC Northern Orchestra. 1958-68; Bournemouth Sinfonietta. 1968-74), and educator, dies at 86
- Sep 23 Karl Michael Komma, German composer and music publicist, dies at 98
Andy Williams (1927-2012)
Sep 25 American pop singer ("Moon River"; "Days of Wine and Roses"), dies from bladder cancer at 84
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