Giorgos Zampetas (Pronounced 'Zabetas', Greek: Γιώργος Ζαμπέτας, sometimes romanized as George Zambetas / George Zabetas / Giorgos Zabetas; 25 January 1925 – 10 March 1992) was a Greek bouzouki musician. He was born in Athens, where he also died, but his origins were from the island of Kythnos.

He was one of the most recognized Greek musicians of all times, working in the Greek cinema of those years with stars such as Aliki Vouyouklaki. He appeared in many Greek film productions, and his compositions used in many, one of the most famous being "Siko Horepse Sirtaki". He also worked with famous Greek composers, such as Manos Hadjidakis in 1959, and there after collaborated with various leading Greek musicians such as Theodorakis, Stavros Xarchakos and many others.