There are 7 artists called Kennedy: 1) An American rock musician 2) Jack Kennedy. An ex- Youtuber is known as 'Lonely Mailbox', 3) An old Japanese progressive rock group 4) A GeekPop artist from Silverlake 5) a Providence, RI DJ 6) A Canadian Hardcore band from Montreal. 7) A French rapper 1) Jack Kennedy, better known as simply Kennedy is a musician from Thousand Oaks, California who currently writes music that fuses disco and modern day techno and electronica music.