Mar 1980 - Mar? 1981 #1
Vo. Ozzy Osbourne
G. Randy Rhoads
B. Bob Daislay
Ds. Lee Kerslake
Mar 1981 - Jan 1981 #2
Vo. Ozzy Osbourne
G. Randy Rhoads
B. Rudy Sarzo
Ds. Tommy Aldridge
Kb. Lindsey Bridgewater
Jan 1982 - Mar 1982 #3
Vo. Ozzy Osbourne
G. Randy Rhoads
B. Rudy Sarzo
Ds. Tommy Aldridge
Kb. Don Airey
Mar 1982 - Apr 1982 #4
Vo. Ozzy Osbourne
G. Bernie Torme
B. Rudy Sarzo
Ds. Tommy Aldridge
Kb. Don Airey
Apr 1982 - Nov 1982 #5
Vo. Ozzy Osbourne
G. Brad Gillis
B. Rudy Sarzo
Ds. Tommy Aldridge
Kb. Don Airey
Nov 1982 - Dec 1982 #6
Vo. Ozzy Osbourne
G. Brad Gillis
B. Pete Way
Ds. Tommy Aldridge
Kb. Lindsey Bridgewater
Jan 1983 - May 1983 #7
Vo. Ozzy Osbourne
G. Jake E. Lee
B. Don Costa
Ds. Tommy Aldridge
Kb. Lindsey Bridgewater
May 1983 - Sep 1983 #8
Vo. Ozzy Osbourne
G. Jake E. Lee
B. Bob Daisley
Ds. Tommy Aldridge
Kb. Don Airey
Sep 1983 - Mar 1984 #9
Vo. Ozzy Osbourne
G. Jake E. Lee
B. Bob Daisley
Ds. Carmine Appice
Kb. Don Airey
Mar 1984 -Jan 1985 #10
Vo. Ozzy Osbourne
G. Jake E. Lee
B. Bob Daisley
Ds. Tommy Aldridge
Kb. Don Airey
Apr 1985 - May 1987 #11
Vo. Ozzy Osbourne
G. Jake E. Lee
B. Phil Soussan
Ds. Randy Castillo
Kb. John Sinclai
May 1987 - Feb 1988 #12
Vo. Ozzy Osbourne
G. Zakk Wylde
B. Phil Soussan
Ds. Randy Castillo
Kb. John Sinclai
Feb 1988 - ??? #13
Vo. Ozzy Osbourne
G. Zakk Wylde
B. Geezer Butler
Ds. Randy Castillo
Kb. John Sinclai
??? #14
Vo. Ozzy Osbourne
G. Zakk Wylde
B. Mike Inez
Ds. Randy Castillo
Kb. John Sinclai
ozzmosis album #15
Vo. Ozzy Osbourne
G. Zakk Wylde
B. Geezer Butler
Ds. Deen Castronovo
1995 Sep #16
Vo. Ozzy Osbourne
G. Joe Holmes
B. Geezer Butler
Ds. Deen Castronovo
1996 ??? #17
Vo. Ozzy Osbourne
G. Joe Holmes
B. Robert Trujiro
Ds. Deen Castronovo
1996 ??? #18
Vo. Ozzy Osbourne
G. Joe Holmes
B. Robert Trujiro
Ds. Mike Bordin
1998 Feb 2 - Mar 5 #19
Vo. Ozzy Osbourne
G. Zakk Wylde
B. Mike Inez
Dr. Randy Castillo
1998 May -> 2000 May or April #20
Vo. Ozzy Osbourne
G. Joe Holmes
B. Robert Trujiro
Ds. Mike Bordin
2000 May - ??? #21
Vo. Ozzy Osbourne
G. Joe Holmes
B. Robert Trujiro
Ds. Brian Tichy
2002 Oct 11 ( down to earth )-> currently member #22
Vo. Ozzy Osbourne
G. Zakk Wylde
B. Robert Trujiro
Ds. Mike Bordin