When you think of serial killers, you are most likely to think of men. However, it might surprise you to learn that some of the worst have been females. Here are 11 terrifying female serial killers you never knew existed: #1 Leonarda Cianciulli, Italy Often referred to as the ‘Soap-Maker of Correggio’, LC was born in Montella Avellino, Italy on November 14, 1893. After suffering three miscarriages and losing ten of her own children in the youth, Cianciulli became understandably overprotective of her four surviving children. She began a killing spree in 1931 with the belief that if she sacrificed enough souls, her son would be safe while being away at war. After gaining the trust of three separate victims, Cianciulli drugged them and killed them brutally with an axe. The first two women she killed, Cianciulli dissolved and dumped the remains, but used the coagulated blood as an ingredient for tea cakes which she served to guests and consumed herself! She turned the third victim’s bo...