Marianne Nölle
Serial killer
7known / alleged victims (7 +)
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Case Facts
- Gender
- female
- Country
- Germany
- Location
- Cologne, North Rhine-Westphalia, Germany
- Date of birth
- 1938
- Age at first offence
- 46
- Characteristics
- serial rapist
- Victim profile
- Patients in her care
- Method of murder
- Poisoning (Truxal)
- Date(s) of murder
- 1984 - 1992
- Years active
- 1984–1992
- Date of arrest
- —
- Status
-
Life imprisonment
Sentenced to life imprisonment in 1993
Case Summary
Background
Marianne Nölle was born in 1938. She was a German serial killer from Cologne.
The offence
Marianne Nölle was sentenced to life imprisonment in 1993 for seven murders.
Between 1984 and 1992, she killed patients in her care using Truxal.
Police thought she killed a total of 17 and attempted 18 other murders, but she was only convicted of seven. She never confessed to her crimes.
Sentencing
Marianne Nölle was sentenced to life imprisonment in 1993.
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