Familicides

Ernst-Robert Grawitz (8 June 1899 – 24 April 1945) was a German physician and an SS functionary (Reichsarzt, "arzt" meaning "physician") during the Nazi era.

Neil Entwistle (born 18 September 1978) is an English man convicted of murdering his American wife, Rachel, and their infant daughter, Lillian, on 20 January 2006, in Hopkinton, Massachusetts, United States. He was sentenced to life imprisonment without parole and is incarcerated at Old Colony Correctional Center in Bridgewater, Massachusetts.

Jean-Claude Romand (born 11 February 1954) is a French spree killer and impostor who pretended to be a medical doctor for 18 years before killing his wife, children and parents in January 1993 when he was about to be exposed.
Heavy suspicions also weigh around the death of his father-in-law, Pierre Crolet, who fell from a staircase on 23 October 1988. Jean-Claude Romand is the only witness to the alleged accident.

Ramón Bojórquez Salcido (born March 6, 1961) is a Mexican convicted spree killer who is currently on death row in California's San Quentin State Prison. He was convicted for the 1989 murders of six female family members and one male supervisor at his workplace. His victims included his wife and two of his daughters, four-year-old Sofía and 22-month-old Teresa. A third daughter, three-year-old Carmina, was left lying in a field beside the bodies of her sisters for thirty-six hours after being slashed across the throat by her father but was eventually rescued.Salcido's victims were killed in the cities of Sonoma and Cotati, California. Maria, Marion, and Ruth Richards were killed at a house at Lakewood Drive in Cotati, and Salcido's relatives and Toovey were killed in Sonoma.