Athanasios 'Thanos' Kalliris (born 13 August 1962) is a Greek singer who was born in Athens. His father was a guitarist and composer, Titos Kalliris (1934-2013). In the 1980s, he was a part of the pop music band Bang alongside Vassilis Dertilis. In the 1990s, he wrote and sung pop songs and ballads, making a successful solo career for himself. He was also involved in the Eurovision Song Contest. His latest album has the title "Gia hari sou boro" (for you I can) in which he has collaborated with several artists, among them with Vassilios Pallis, a talented composer.