Peter Waters Dingley, known professionally as Johnnie Walker, was an English radio disc jockey and broadcaster. He began his career in 1966 on pirate radio station Swinging Radio England before joining Radio Caroline. He joined BBC Radio 1 in 1969 and BBC Radio 2 in 1998. From 2009 to 2024, he presented Sounds of the 70s on Radio 2 on Sunday afternoons and The Radio 2 Rock Show on Friday nights from 2018 to 2024.
