4. Juana Barazza: The Little Old Lady Killer
A Pro-wrestler by day, and a serial killer by night. That’s right, folks! Born in 1957 in Mexico, Barazza earned her nickname, ‘The little old day killer’ by killing an astounding 42 to 48 elderly women! She used to mostly strangle her victims, and then steal their belongings.
She was finally caught in 2006 and was found to be guilty of all the 16 crimes she was charged with. For her heinous crimes, she was sentenced to 759 years in prison – yes you read that right!