Will probably turn out to be based upon favouritism. I'll go with 10 for now, but there's plenty I've missed out.
  1. Stevie Ray Vaughan
  2. John Mayer
    @john you're welcome
  3. Eric Clapton
  4. Jimi Hendrix
  5. BB King
  6. Jerry Garcia
  7. Albert King
  8. Keith Richards
  9. Jeff Beck
  10. Ronnie Wood
    Yes, we are related.