Best Singer Songwriter indifferent genres

Okay, I know Im above the average age here, is anyone going to post about people who haven't been making music since god was a baby?

Growing up in the family I did, I heard alot of these guys, and now I realize why I liked em.

Im going to show my ignorance, and put up some more names.

Clapton? (Not as inventive as Jimi, but made "simple" as complex as possible.

Morrison

Joey Ramone... near the best punk has.
Billy Joe.... after American Idiot, cant see argument against this for punk
Chris Cornell.
Freddy Mercury
Ozzy (come on!)
Hetfield