Eduardo Federico Beilinson, better known as Skay Beilinson is an Argentine guitarist, singer and composer, he is considered an essential rock guitarist from Argentina.​ He is recognized for having been a member and founder of the Argentine musical group Patricio Rey y sus Redonditos de Ricota, along with Indio Solari. The pseudonym Skay arose thanks to her friend Marta Minujín.He joined Patricio Rey until the dissolution of the group in 2001. In 2002 he undertook a personal project, in a format that he calls "soloist in a band" and that has had different names since then (Skay Beilinson, Skay y los Seguidores de la Diosa Kali and Skay and Los Fakires).