Gillian Mary Smyth (1 June 1933 – 22 August 2016) was an English musician best known for co-founding the Canterbury scene group Gong with her partner Daevid Allen in 1967. She also released music with spinoff groups Mother Gong and Planet Gong as well as releasing several solo albums and albums in collaboration with other members of Gong. In Gong, she often performed under the name Shakti Yoni, contributing poems and vocals dubbed "space whispers".
