• Main instrument: Bass Guitar
  • Other instruments: Guitar and drums
  • Real name: Michael Andrew McKagan
  • Born: February 5, 1964
  • Hometown: Seattle, Washington
  • Height: 6 feet, 3 inches
  • Married to: Susan Holmes
  • Children: Two daughters, Grace (born August 27th, 1997) and May Marie (born July 16th, 2000)
  • Number Of Siblings: Seven (Duff is the youngest)
  • First concert: Aerosmith
  • First record: KISS Alive
  • Number Of Bands before GN'R: 31, including the Fartz [drums], 10 Minute Warning, Cannibal [guitar], speed-poppers the Living, Silly Killers, The D.T.'s, Cleavage, The Fastbacks [drums], Vains, Crisis Party, Our Gang, Wandering Bandeleros, Thankless Dogs and Hobo Skank
  • Solo Albums: Believe In Me (1993) and Beautiful Disease
  • Recorded with (amongst others): Iggy Pop, Gilby Clarke, Izzy Stradlin and Mark Lanegan.
  • Quit GN'R: August 1997
  • Sideproject: Neurotic Outsiders
  • Played in: 10 Minute Warning (before and after GN'R!), Loaded, Mad For The Racket, The Gentlemen
  • Current band: Velvet Revolver
  • Bass guitar influence: Sid Vicious
  • Other: Has been called Duff since he was two years old. He got the name from his parents and it stuck.
    Made his acting debut as a "punk-rock vampire" on the sci-fi television series Sliders.
    Has produced an EP with Betty Blowtorch.
  • Publishing title : Pimp Music