André Coelho Matos (14 September 1971 – 8 June 2019) was a Brazilian singer, musician, producer, and composer. He was involved in the heavy metal bands Viper, Angra, Shaman and Symfonia and sold millions of copies worldwide. Since October 2006, Matos had been dedicating his time to his solo career. In 2012, he was ranked No. 77 at the list of 100 Greatest Voices of Brazilian Music by Rolling Stone Brasil.