Miyuki Ishikawa surrounded by police officers at the Waseda police station (United States Armed Forces) Miyuki Ishikawa She died in 2011 in a prison in Chowchilla at the age of 82. Puente was convicted of three and sentenced to two life sentences. She was often called the “Death House Landlady.” She was charged with a total of nine murders. She would then cash in their Social Security checks. Puente ran a boarding house in Sacramento, California, and murdered her elderly and mentally disabled boarders. Dorothea Puente at the Central California Women’s Facility in 2009 (Central California Women’s Facility) Dorothea Puente She pleaded guilty and was sentenced to life imprisonment. She was known as the “Giggling Granny,” the “Lonely Hearts Killer,” the “Black Widow,” and “Lady Blue Beard.” Her main method of murder was rat poison.

She is serving a life sentence at Federal Medical Center, Carswell in Fort Worth, Texas.ĭoss killed 11 people between the 1920s and 1954, including four of her husbands, two children, her two sisters, her mother, a grandson, and a mother-in-law. This would cause cardiac arrest, and she would respond to the coded emergency herself. She would inject patients with massive doses of epinephrine, which is an untraceable heart stimulant. Gilbert was a nurse who was convicted of four murders and two attempted murders of patients admitted to the Veterans Affairs Medical Center in Massachusetts. Former Va hospital nurse Kristen Gilbert in an undated yearbook photo (Getty Images) Kristen Gilbert She was tried for murder in 1896 and convicted and hanged. She worked for 20 years at the “baby farm,” according to the New York Daily News. It is suspected that she killed over 400 infants, which would make her among history’s most prolific serial killers. Amelia Dyer (Public Domain) Amelia Dyerĭyer is only convicted of one murder, but her name is attached to the murder of hundreds of infants and children.

She would mix the poison in with her victims’ food while caring for them as a nurse, reports New York Daily News. She killed her parents, her two husbands, her fiancé and her children. She killed 15 people using arsenic, probably between the years 18. Gottfried was a German serial killer who was the last person publicly executed in the city of Bremen. Gesche Gottfried (Public Domain) Gesche Gottfried She was found not guilty by reason of insanity and committed to the Taunton Insane Hospital for life. She would kill the victims with different combinations of medicine and chemicals and even climb into bed with them after administering the dose.

Toppan was a nurse who killed dozens of patients, according to NBC. She was nicknamed “Jolly Jane.” She confessed to 31 murders after her arrest in 1901.

Intimate pictures of serial killers