Wally Tax (14 February 1948, Amsterdam - 10 April 2005, Amsterdam) was a Dutch singer and songwriter, best known as founder and frontman of the Nederbeat group The Outsiders. After commercial and artistic success with The Outsiders in the late 1960s, he had a brief solo career in the 1970s, and then was a successful songwriter, producing a number of hit songs for Dutch artists. He faded into obscurity in the 1980s; after his death in 2005 two benefit concerts in Amsterdam proved his lasting popularity and influence.