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Description
See any errors? Let us know!Sarah Jane Robinson: The Infamous Poisoner
Introduction
Sarah Jane Robinson was a 19th-century serial killer known for poisoning multiple victims, including family members, in a calculated scheme to collect life insurance money. Her crimes took place in Boston, Massachusetts, during the late 1800s. Her actions shocked the public and led to one of the most notorious murder cases of the era.Crimes and Victims
Sarah Jane Robinson used arsenic to poison her victims, carefully orchestrating their deaths to appear as natural or due to common illnesses of the time. Her crimes spanned several years and involved multiple close relatives and acquaintances.- Thomas Robinson – Her husband, poisoned in 1881. Sarah collected insurance money following his death.
- William Robinson – Her brother-in-law, also poisoned in 1884 under suspicious circumstances.
- Annie Robinson – Her daughter, who died in 1885. Sarah’s greed for insurance payouts led to her own child’s murder.
- Mary Robinson – Her sister-in-law, another victim of Sarah’s poisoning in 1886.
- Thomas Freeman – A boarder in Sarah’s home who died in 1886 under similar conditions.
Arrest and Trial
Authorities became suspicious after noticing the pattern of deaths surrounding Sarah Jane Robinson. When investigations revealed traces of arsenic in the bodies of her victims, she was arrested in 1886. Her trial was highly publicized, with prosecutors presenting overwhelming evidence of her calculated poisoning spree. ...Read MoreVictims
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Confirmed Victims: (8)
Oliver Sleeper Age: (72), Date of Death: August 10, 1881 ...View 7 additional victims
Links to Additional Sources (11)
See any mistakes? Let us know!Killer's Details
Sarah Jane
Robinson
1838 Newtownhamilton, Ireland
January 3, 1906 (aged 68–69) Boston, Massachusetts, United States
Female
White
The Boston Borgia, The Massachusetts Borgia
Murder
Death; commuted to life imprisonment
8-11
1881 - 1886
Massachusetts
Boston
August 12, 1886
07/03/2025










