"Adiós Nonino" is a famous composition by Argentine composer and bandoneón player Astor Piazzolla. Written in 1959, the piece is a tribute to Piazzolla's father, who passed away. It blends traditional tango elements with jazz influences, showcasing Piazzolla's innovative approach to music. The title translates to "Goodbye, Grandfather," reflecting the emotional depth of the piece. "Adiós Nonino" is characterized by its poignant melodies and complex rhythms, making it a significant work in the nuevo tango genre. It has been performed by various artists and remains a staple in the repertoire of tango musicians worldwide.