Stevie Nicks said this Fleetwood Mac song was about a Welsh witch
... After writing the song, Nicks learned that Rhiannon originated from a 
Welsh... [DOC] [TLE] Stevie Nicks on Rhiannon - Stevie Nicks In Her Own Words [PAR] One was called Branwen ~ which is Welsh name also ~ her real name was ... 
And, um, so I wrote this song and made her into what I thought was an old Welsh 
witch ... ~Stevie Nicks, Jim Ladd, "Innerview" with Fleetwood Mac, 1976 or '77/
radio.