A total of 13 individuals convicted of murder have been executed by the state of California since 1976. All were by lethal injection, except for those indicated by an asterisk which were by gas chamber.
Executed person - Date of execution - Victims
1 Robert Alton Harris* 21 April 1992 John Mayeski and Michael Baker.
2 David Mason* 24 August 1993 Joan Picard, Arthur Jennings, Boyd Johnson, Antionette Brown and Dorothy Land.
3 William Bonin 23 February 1996 Marcus Grabs, Donald Hyden, David Murillo, Dennis Frank Fox, Charles Miranda, James McCabe, Ronald Gatlin, Harry Todd Turner, Russell Rugh, Glenn Barker, Steven Wood, Darin Lee Kendrick, Lawrence Sharp and Steven Jay Wells.
4 Keith Williams 31 May 1996 Lourdes Meza, Miguel Vargas and Salvador Vargas.
5 Thomas Thompson 14 July 1998 Ginger Fleischli.
6 Jaturun Siripongs 9 February 1999 Packovan Wattanporn and Quach Nguyen.
7 Manuel Pina Babbitt 4 May 1999 Leah Schendel.
8 Darrell Keith Rich 15 March 2000 Annette Fay Edwards,
Patricia Ann Moore, Linda Diane Slovik, and Annette Lynn Selix.
9 Robert Lee Massie 27 March 2001 Boris G. Naumoff.
10 Stephen Wayne Anderson 29 January 2002 Elizabeth Lyman.
11 Donald Beardslee 19 January 2005 Stacey Benjamin and
Patty Geddling while on parole for another murder.
12 Stanley Williams 13 December 2005 Albert Owens and The Yang family
13 Clarence Ray Allen 17 January 2006 Bryon Schletewitz, Josephine Rocha, and Douglas White,