*Research not complete and includes combat deaths.

2017:

Laurel Chasmar, US Marine Corps Veteran: Died in murder-suicide, New Jersey
John Deshaies, Canadian Citizen: Suspect in homicide of Marine & GF in Belize
Drew DeVoursney, US Marine Corps Veteran: Homicide victim in Belize, unsolved
Cody Haley, US Marine Corps: Died after tree fell on him during physical training
Francesca Matus, Civilian: Homicide victim in Belize, unsolved

2016:

Oscar Aguilar, Civilian: Accused of homicide of US Marine, awaiting trial
Esau Rios, Civilian: Accused of homicide of US Marine, awaiting trial
Carlos Segovia, US Marine Corps: Homicide victim in Los Angeles
Ricky Valente, Civilian: Accused of accessory after the fact, homicide of US Marine, awaiting trial

2015:

Sergio Medina, US Marine Corps Veteran: Robbery & physical assault, 6 years
Leonardo Ortiz, US Marine Corps Veteran: Robbery & physical assault, 3 years
Rodrigo Sanchez, US Marine Corps Veteran: Robbery & physical assault, 3 years
Dominic Schraft, US Marine Corps: Found dead with gunshot wound on base

2014:

Erin Corwin, US Marine Corps Spouse: Pregnant, Homicide Victim
Emilio Harvey, Civilian: Homicide victim, child
Christopher Lee, US Marine Corps: Homicide of Erin Corwin, Sentenced to Life
Stanford Morocho, US Marine Corps Veteran: Homicide, sentenced to 15 yrs to life
Sean Neal, US Marine Corps: Non-combat related incident, Iraq

2013:

Alvin Bulaoro, US Army Reserve: Homicide victim
Kevin Coset, US Marine Corps: Accused of homicide, awaiting trial
Karen Lange, Civilian: Attempted murder by AWOL Pendleton Marine
Mathew Marsh, US Marine Corps: Training accident, EOD explosion on base
Gregory Mullins, US Marine Corps: Training accident, EOD explosion on base
David Oppelt, US Army Spouse: Suspected of homicide, under investigation
Imelda Oppelt, US Army Guard Reserve: Homicide victim, death by hanging
Miguel Ortiz, US Marine Corps: Training accident, EOD explosion on base
Eric Summers, US Marine Corps: Training accident, EOD explosion on base

2012:

Clayton Beauchamp, US Navy: Unit attacked with IED, Afghanistan
John Berry, Civilian: Homicide victim of deceased Marine veteran Itzcoatl Ocampo
Amyjane Brandhagen, Civilian: Homicide victim of AWOL Pendleton Marine
Lukah Chang (Danny Wu), US Marine Corps: AWOL, homicide, sentenced to 35 yrs
Ryan Jeschke, US Marine Corps: Died conducting combat ops, Afghanistan
Brittany Killgore, US Marine Corps Spouse: Rape & homicide victim
Matthew Manoukian, US Marine Corps: Died conducting combat ops, Afghanistan
Sky Mote, US Marine Corps: Died conducting combat ops, Afghanistan
Louis Perez, US Marine Corps: Rape & homicide, sentenced to life
Camella Steedley, US Marine Corps: Died supporting combat operations, Afghanistan

2011:

Mario Arias, US Marine Corps: Homicide victim, beat to death in barracks
Yvonne Baldelli, Civilian: Domestic violence & homicide victim in Panama
Brian Brimager, US Marine Corps Retired: Homicide, Panama, 26 yrs in prison
Raquel Estrada, Civilian: Homicide victim of dead Marine vet Itzcoatl Ocampo
Darren Evans, US Marine Corps: Homicide on base, sentenced to life
Adan Gonzales Jr, US Marine Corps: Died conducting combat ops, Afghanistan
Juan Herrera, Civilian: Homicide victim of dead Marine vet Itzcoatl Ocampo
James McGillivray, Civilian: Homicide victim of dead Marine vet Itzcoatl Ocampo
Lloyd Middaugh, Civilian: Homicide victim of dead Marine vet Itzcoatl Ocampo
Itzcoatl Ocampo, US Marine Corps Veteran: Accused of 6 homicides, died in prison
Joshua Robinson, US Marine Corps: Died conducting combat ops, Afghanistan
Paulus Smit, Civilian: Homicide victim of dead Marine vet Itzcoatl Ocampo

2010:

Christopher Boyd, US Marine Corps: Died supporting combat operations, Afghanistan
Max Donahue, US Marine Corps: Died supporting combat operations, Afghanistan
Daniel Fedder, US Marine Corps: Died supporting combat operations, Afghanistan
Floyd Holley, US Marine Corps: Died supporting combat operations, Afghanistan
Kevin Oratowski, US Marine Corps: Died supporting combat operations, Afghanistan
Ronald Rodriguez, US Marine Corps: Died supporting combat operations, Afghanistan
Jose Saenz III, US Marine Corps: Died supporting combat operations, Afghanistan

2009:

Donald Hogan, US Marine Corps: Died conducting combat operations, Afghanistan

2008:

Kevin Cox, US Marine Corps: 2 homicides, sentenced to life, no parole
Stacy Dryden, US Marine Corps: Non-hostile incident, homicide, Iraq
Michael Heflin, Civilian: Beating & stabbing victim, survived
Emrys John, US Marine Corps: 2 homicides, sentenced to death
Summer Lang, US Marine Corps Spouse: Rape, torture, & kidnapping victim
Robert McClain, US Marine Corps Veteran: Rape & kidnapping, sentenced to life
Adam McKiski, US Marine Corps: Died conducting combat operations, Iraq
Tyrone Miller, US Marine Corps: 2 homicides, sentenced to life, no parole
Jan Pietrzak, US Marine Corps: Homicide victim
Quiana Pietrzak, US Marine Corps Spouse: Rape & homicide victim
Kesuan Sykes, US Marine Corps: 2 homicides, sentenced to death
Stewart Trejo, US Marine Corps: Died conducting combat operations, Iraq

2007:

Jon Bonnell Jr., US Marine Corps: Died conducting combat operations, Iraq
Matthew Medlicott, US Marine Corps: Died conducting combat operations, Iraq
Rogelio Ramirez, US Marine Corps: Died conducting combat operations, Iraq
John Tanner, US Marine Corps: Died conducting combat operations, Iraq
Michael Tayaotao, US Marine Corps: Died conducting combat operations, Iraq
Cristian Vasquez, US Marine Corps: Died conducting combat operations, Iraq

2006:

Lawrence Hutchins III, US Marine Corps: Kidnapping, murder of Iraqi civilian

2005: 

Frank Wuterich, US Marine Corps: Accused of role in killing 24 unarmed Iraqis

2004:

Ryan Weemer, US Marine Corps: Acquitted in homicide of unarmed Iraqi detainee

1996:

Cassandra Corum, Civilian: Homicide victim of Marine Andrew Urdiales, IL
Thomas Heffner, US Marine Corps: Attempted homicide victim
Lynn Huber, Civilian: Homicide victim of Marine Andrew Urdiales, IL
Daniel Kidd, US Marine Corps: Homicide victim
Jessie Quintanilla, US Marine Corps: Homicide, sentenced to life
Laura Uylaki, Civilian: Homicide victim of Marine Andrew Urdiales, IL

1993:

Kenneth Cook, US Marine Corps: Homicide of infant child, sentenced to life
Tiffani Cook, US Marine Corps Dependent: Homicide victim
Denise Maney, Civilian: Homicide victim of Marine Andrew Urdiales, CA

1992:

Marilyn Allen, Civilian: Homicide victim, cold case, solved
Jennifer Asbenson, Civilian: Rape & abduction by Marine Andrew Urdiales, CA
Roosevelt Gipson, US Marine Corps: Manslaughter, sentenced to 11 yrs in prison

1991:

Lindell Mitchell, US Marine Corps: Homicide victim, cold case, solved

1989:

Tammie Erwin, Civilian: Homicide victim of Marine Andrew Urdiales, CA

1988:

Julie McGhee, Civilian: Homicide victim of Marine Andrew Urdiales, CA
Mary Ann Wells, Civilian: Homicide victim of Marine Andrew Urdiales, CA

1986:

Robbin Brandley, Civilian: Homicide victim of Marine Andrew Urdiales, CA
Andrew Urdiales, US Marine Corps: Homicide of 8 women, sentenced to death

1985:

Kathleen Allen, Civilian: Missing, homicide victim
Lonnie Bond, Civilian: Missing, homicide victim
Michael Carroll, Civilian: Missing, homicide victim
Jeff Gerald, Civilian: Missing, homicide victim
Brenda O’Connor, Civilian: Missing, homicide victim
Cliff Peranteau, Civilian: Missing, homicide victim
Robert Scott Stapley: Missing, homicide victim

1984:

Richard Carrazza, Civilian: Attempted homicide victim
Paul Cosner, Civilian: Missing, homicide victim
Deborah Dubs, Civilian: Missing, homicide victim
Harvey Dubs, Civilian: Missing, homicide victim
Sean Dubs, Civilian: Missing child, homicide victim
Donald Giulietti, Civilian: Homicide victim

1983:

Charles Gunnar, Civilian: Missing, homicide victim

1982:

Charles Ng, US Marine Corps Veteran: Multiple rapes & 12 homicides, sentenced to death
Donald Lake, US Army Veteran: Missing, homicide victim
Leonard Lake, US Marine Corps Veteran: Multiple rapes & homicide, committed suicide

1980:

Eugene Brunelle, US Marine Corps: Homicide victim
Roy Garcia, US Marine Corps: Homicide of Marine, sentenced to 20 yrs to life

Related Links:
Seven Marines, Navy corpsman charged with murder in Iraqi civilian’s death