 Kathleen Folbigg

Kathleen Megan Folbigg (née Donovan) (born 14 June 1967) is an Australian serial child killer who was convicted of murdering her three infant children, Patrick Allen (at age eight months), Sarah Kathleen (at age ten months) and Laura Elizabeth (at age nineteen months).She was also convicted of the manslaughter of her fourth child, Caleb Gibson (at age nineteen days).