Title: The Most Famous Female Killers
Headings: 20 of the most infamous female killers
20 of the most infamous female killers
Dorothea Puente with attorney Kevin Clymo during her arraignment in municipal court.
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Countess Elizabeth Bathory killed over 600 young girls.
Her husband built a torture chamber for her.
Andrea Yates drowned all five of her children.
She was found guilty by reason of insanity.
Aileen Wuornos went on a killing spree in Florida.
She claimed she acted in self-defense.
Evelyn Dick was called the "Torso Killer."
A promotional poster for "Torso: The Evelyn Dick Story" (2002), a film inspired by Evelyn's crimes.
Susan Atkins, Leslie Van Houten, and Patricia Krenwinkel killed for Charles Manson.
Susan Atkins, one of the women who killed for Charles Manson.
Juana Barraza is a former wrestler who killed elderly women.
Juana Barraza next to a bust the police used to help in the search for a serial murder suspect at the Mexico City police headquarters.
Jane Toppan was a nurse whose patients became her victims.
She experimented on patients with drugs.
Dorothea Puente ran a boarding house and stole the social security checks of her victims.
Dorothea Puente with attorney Kevin Clymo during her arraignment in municipal court.
Velma Barfield poisoned her own mother.
She added arsenic to food and drinks.
Leonarda Cianciulli famously turned one of her victims into soap.
Leonarda Cianciulli's mugshot.
Amelia Dyer is suspected of murdering hundreds of babies in England.
Photograph of Amela Dyer upon entry to Wells Asylum in 1893.
Nannie Doss killed several family members, including four husbands.
She killed multiple husbands.
Waneta Hoyt smothered her five children.
A Hoyt family photo.
Tillie Klimek appeared to have psychic abilities when she "predicted" the deaths of her victims.
Chicago, where her murders took place.
Katherine Knight killed her boyfriend and cooked his body parts.
She is still serving time.
Mary Ann Cotton is considered Britain's first serial killer.
She is suspected of killing at least twenty people.
Stacey Castor poisoned her husband and tried to blame her daughter for it.
Stacey Castor during her trial.
Rita Gluzman killed her husband with an ax.
The Passaic River where she tried to dump the body.
Stella Nickell mixed poison with Excedrin to kill her husband.
Stella Nickell as she is taken from the Federal Courthouse.
Amy Archer-Gilligan ran a nursing home and killed many of her patients.
More than 60 of her residents died.
SEE ALSO: 17 of the most notorious female serial killers
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Dorothea Puente with attorney Kevin Clymo during her arraignment in municipal court. Walt Zeboski/AP
When you try to imagine a murderer, your brain likely conjures an image of a man. That's probably because, statistically as far as we know, women are responsible for around 11% of all murders. But that doesn't make the murders any less heinous. The women on this list have gone down as some of the most terrifying killers of all time. Editor's note: