I'll add more as I think of them.
Guitar
Alvin Lee (Ten Years After)
Andy Summers (Soft Machine, The Animals, The Police)
B.B. King (solo, Eric Clapton & B.B. King)
Bob Mould (Hüsker Dü, Sugar)
Brian Jones (The Rolling Stones)
Brian Setzer (Stray Cats)
Carlos Santana (Santana)
Danny Gatton (solo)
Django Reinhardt (solo)
Eddie Hazel (Funkadelic, Parliament)
The Edge (U2)
Eric Clapton (John Mayall, Yardbirds, Cream, Blind Faith, Derek & the Dominos, solo)
Frank Zappa (Mothers of Invention, solo)
George Harrison (The Beatles, solo, Traveling Wilburys)
Hillel Slovak (Red Hot Chili Peppers)
James Marshall Hendrix (The Experience, Band of Gypsys)
Jeff Beck (Yardbirds, Jeff Beck Group, Beck Bogert & Appice)
Jimmy Page (Yardbirds, Led Zeppelin, The Firm)
Joey Santiago (Pixies)
Joe Walsh (James Gang, solo, Eagles)
John Fogerty (Creedence Clearwater Revival, solo)
John McLaughlin (Mahavishnu Orchestra)
Johnny Marr (The Smiths)
John Squire (The Stone Roses, The Seahorses)
Kevin Shields (My Bloody Valentine)
Lowell George (Mothers of Invention, Little Feat)
Michael Schenkar (Scorpions, UFO, MSG)
Neal Schon (Santana, Journey, etc.)
Nick Drake (solo)
Omar Rodriguez-Lopez (At the Drive-In, The Mars Volta)
Paul Kossoff (Free)
Peter Frampton (The Herd, Humble Pie, solo)
Peter Green (Fleetwood Mac, solo)
Richard Lloyd (Television, solo)
Richard Thompson (Fairport Convention, solo)
Ritchie Blackmore (Deep Purple, Rainbow)
Robbie Krieger (The Doors)
Robert Fripp (King Crimson)
Robin Trower (Procol Harum, solo)
Robert Johnson (solo)
Ron Asheton (The Stooges)
T-Bone Walker (solo)
Thurston Moore (Sonic Youth)
Tom Verlaine (Television, solo)
Bass
Bootsy Collins (James Brown, Funkadelic, Parliament)
Gary "Mani" Mounfield (The Stone Roses, Primal Scream)
Jack Bruce (John Mayall, Graham Bond Organization, Cream, etc.)
John Deacon (Queen)
John Entwistle (The Who, solo)
Kim Deal (Pixies)
Roger Patterson (Atheist)
Tony Choy (Atheist)
Tony Levin (King Crimson, Liquid Tension Experiment)
Victor Wooten (Bela Fleck & the Flecktones)
Drums
Alan "Reni" Wren (The Stone Roses, The Rub)
Bill Bruford (Yes, King Crimson, Genesis, etc.)
Billy Cobham (Mahavishnu Orchestra, solo)
Buddy Rich (solo)
Dave Grohl (Nirvana, Foo Fighters, Queens of the Stone Age
Carter Beauford (Dave Matthews Band)
Gene Krupa (solo)
Ginger Baker (John Mayall, Cream, Blind Faith, Ginger Baker's Airforce, etc.)
Ian Paice (Deep Purple, Whitesnake)
John Bonham (Led Zeppelin)
Keith Moon (The Who)
Michael Giles (King Crimson)
Michael Shrieve (Santana, HSAS)
Roger Taylor (Queen)
Steve Flynn (Atheist)
Steve Gadd (session)
Stewart Copeland (The Police, Oysterhead)
Terry Bozzio (Frank Zappa)
Vocals
Aretha Franklin (solo)
Barry White (solo)
Bob Dylan (solo)
Bono (U2)
Curtis Mayfield (solo)
Don Van Vilet or Captain Beefheart (Captain Beefheart & His Magic Band)
Eddie Kendricks (The Temptations)
Eddie Vedder (Temple of the Dog, Pearl Jam)
Eric Burdon (The Animals, War, solo)
Freddie Mercury (Queen)
Greg Lake (King Crimson, Emerson Lake & Palmer)
Ian Brown (The Stone Roses, solo)
Ian Curtis (Joy Division)
James Brown (solo)
James Dewar (Robin Trower, Stone the Crows)
Janis Joplin (Big Brother and the Holding Company, solo)
Jim Morrison (The Doors)
John Fogerty (Creedence Clearwater Revival, solo)
Kim Gordon (Sonic Youth)
Kurt Cobain (Nirvana)
Levon Helm (The Band)
Lloyd Cole (The Commotions, solo)
Lou Reed (Velvet Underground, solo)
Marvin Gaye (solo)
Michael Stipe (R.E.M.)
Mick Jagger (The Rolling Stones, solo)
Morrissey (The Smiths, solo)
Nina Simone (solo)
Otis Redding (solo)
Paul Rodgers (Free, Bad Company, The Firm, Queen + Paul Rodgers)
Roger Daltrey (The Who)
Roy Orbison (solo, Traveling Wilburys)
Sandy Denny (Fairport Convention)
Sly Stone (Sly & the Family Stone)
Steve Winwood (Spencer Davis Group, Traffic, Blind Faith)
Keyboards/Piano
Donald Fagen (Steely Dan)
Eric Drew Feldman (Captain Beefheart & His Magic Band)
Gregg Rollie (Santana, Journey)
Herbie Hancock (solo)
Jan Hammer (Mahavishnu Orchestra, solo)
Jon Lord (Deep Purple, Whitesnake)
Keith Emerson (The Nice, Emerson Lake & Palmer)
Nicky Hopkins (session)
Ray Charles (solo)
Ray Manzarek (The Doors)
Rod Argent (The Zombies, Argent)
Sly Stone (Sly & the Family Stone)
Steve Winwood (Spencer Davis Group, Traffic, Blind Faith)
Other
Béla Fleck (banjo)(Béla Fleck and the Flecktones)
Charlie Parker (saxophone)
John Coltrane (Saxophone)(Miles Davis, solo)
Miles Davis (Trumpet)(solo)
Ravi Shankar (sitar)(teacher, solo)
Roky Erickson (harmonica) (13th Floor Elevators, solo)
Songwriters
Bob Dylan (solo)
David Bowie (solo)
David Byrne (Talking Heads, solo)
Donald Fagen (Steely Dan)
Frank Zappa (Mothers of Invention, solo)
George Harrison (The Beatles, solo, Traveling Wilburys
Gordon Gano (Violent Femmes)
Ian Brown (The Stone Roses, solo)
Jello Biafra (Dead Kennedys, solo)
Jim Reid (The Jesus and Mary Chain)
John Lennon (The Beatles, Plastic Ono Band, solo)
John Squire (The Stone Roses, The Seahorses)
Keith Richards (The Rolling Stones)
Kurt Cobain (Nirvana)
Lou Reed (The Velvet Underground, solo)
Michael Stipe (R.E.M.)
Mick Jagger (The Rolling Stones)
Nick Drake (solo)
Paul McCartney (The Beatles, solo, Wings)
Paul Westerberg (The Replacements, solo)
Pete Townshend (The Who, solo)
Walter Becker (Steely Dan)
William Reid (The Jesus and Mary Chain)









