| John "Ozzy" Osbourne - vocal | 1980- |
| Randall "Randy" Rhoads - guitar | 1980-1982 |
| Bernie Torme - guitar | 1982 |
| Brad Gillis - guitar | 1982 |
| Jake E. Lee - guitar | 1983-1987 |
| Zakk Wylde - guitar | 1987-1991, 1995, 1998, 2001-2004, 2006-2009 |
| Joe Holmes - guitar | 1995-1998, 2000 |
| Jerry Cantrell - guitar | 2004-2005 |
| Gus G. - guitar | 2009- |
| Robert "Bob" Daisley - bass | 1980-1981, 1983-1985, 1988-1991 |
| Rudy Sarzo - bass | 1981-1982 |
| Pete Way - bass | 1982 |
| Don Costa - bass | 1983 |
| Phil Soussan - bass | 1986-1987 |
| Geezer Butler - bass | 1988, 1995, 2004-2005 |
| Michael "Mike" Inez - bass | 1991-1993 |
| James Lomenzo - bass | 1994 |
| Mike Davis - bass | 1994 |
| Robert Trujillo - bass | 1996-2003 |
| Jason Newsted - bass | 2003 |
| Rob "Blasko" Nicholson - bass | 2003, 2006- |
| Chris Wyse - bass | 2003-2004 |
| Lee Kerslake - drums | 1980-1981 |
| Tommy Aldridge - drums | 1981-1983 |
| Carmine Appice - drums | 1983 |
| Randy Castillo - drums | 1983-1993, 1995 |
| Deen Castronovo - drums | 1995-1997 |
| Michael "Puffy" Bordin - drums | 1998-2000, 2001-2009 |
| Roy Mayorga - drums | 2000 |
| Brian Tichy - drums | 2000-2001 |
| Tommy Clufetos - drums | 2009- |
| Donald Airey - keyboards | 1980-1985 |
| Mike Moran - keyboards | 1986 |
| John Sinclair - keyboards | 1988-1991 |
| Kevin Jones - keyboards | 1991-1992 |
| Rick Wakeman - keyboards | 1995 |
| Michael Railo - keyboards | 2001 |
| Adam Wakeman - keyboards | 2004- |
