R v Patterson (Sentence)

Case [2025] VSC 557


IN THE SUPREME COURT OF VICTORIA Not Restricted

AT MELBOURNE

CRIMINAL DIVISION

S ECR 2024 0100

THE KING Crown
v
ERIN PATTERSON Accused

---

JUDGE:

Beale J

WHERE HELD:

Melbourne

DATE OF HEARING:

25 August 2025

DATE OF SENTENCE:

8 September 2025

CASE MAY BE CITED AS:

R v Patterson (Sentence)

MEDIUM NEUTRAL CITATION:

[2025] VSC 557

---

SENTENCE — A jury found the offender guilty of murder (x3) and attempted murder — Unknown motive — Offender invited her estranged husband, his parents and his aunt and uncle to lunch — Offender falsely represented that she had serious medical issues which she needed to discuss with them in the absence of her children — The night before the lunch, the husband told the offender he would not be attending — The offender served the four lunch guests Beef Wellingtons deliberately laced with death cap mushrooms — Only the husband’s uncle survived — Substantial premeditation — Pitiless conduct post offending — The deceased suffered significantly pre-mortem — Sole survivor suffered similarly and has ongoing health problems — Many indirect victims — Elaborate cover-up — Betrayal of trust — Worst category offending — No evidence of remorse — Life imprisonment appropriate — Whether to fix non-parole period — No relevant criminal history — Offender notorious — Unprecedented media attention — For her own safety, offender held in continuous solitary confinement for past 15 months — Harsher than normal prison conditions likely to continue for foreseeable future — Imprisonment significantly more burdensome for offender than for mainstream prisoners — Non-parole period of 33 years imposed — The Queen v Coulston (1997) 2 VR 446 — R v Kilic (2016) 259 CLR 256 — The Queen v Males [2007] VSCA 302 — The Queen v Olbrich (1999) 199 CLR 270 — Yat v The King [2024] VSCA 93 — Crimes Act 1958 (Vic), ss 3, 321P — Sentencing Act 1991 (Vic), ss 5, 6A–6F, 11, 11A.

---

APPEARANCES:

Counsel Solicitors
For the Crown Dr N Rogers SC, Ms J Warren and Ms S Lenthall Office of Public Prosecutions
For the Accused Mr C Mandy SC and
Ms S Stafford
Doogue + George Criminal Lawyers

Contents

INTRODUCTION

No dispute that maximum sentences appropriate

Dispute regarding whether to fix non-parole period

Structure of sentencing reasons

Motive?

CIRCUMSTANCES OF OFFENCES

Chronology of key events

Summary of aggravating circumstances

Substantial premeditation

Pitiless behaviour post offending

Direct victims’ suffering

Indirect victims’ suffering

Elaborate cover-up

Betrayal of trust

Victim impact statements

Worst category offending

CIRCUMSTANCES OF OFFENDER

Personal history

No relevant criminal history

No remorse

Conditions of imprisonment

Current conditions

Likely future conditions of imprisonment

SENTENCING LAW

Purposes of sentencing

Serious violent offender

Harsher than usual conditions of imprisonment

SENTENCES

HIS HONOUR:

INTRODUCTION

  1. Erin Patterson, after a long trial, during which you gave evidence that the poisoning of your four lunch guests on 29 July 2023 was an accident, the jury found you guilty of three counts of murder and one count of attempted murder. In other words, the jury…

Continue reading R v Patterson (Sentence)

Sign in free to access the full text

Details
AGLC
R v Patterson (Sentence) [2025] VSC 557
Case
[2025] VSC 557
Decision Date

CaseChat Overview and Summary

In the Supreme Court of Victoria, the offender, Patterson, was convicted of three counts of murder and one count of attempted murder. The murders were committed by Patterson who poisoned a lunch attended by her estranged husband, his parents, and his aunt and uncle. The motive for the crimes remains unknown, but the method was meticulously planned and executed. Patterson falsely claimed to have serious medical issues that necessitated a private meeting with her estranged family, ensuring the absence of her children. The night before the lunch, Patterson’s estranged husband informed her he would not attend, but she proceeded with the plan, serving the four guests Beef Wellingtons laced with death cap mushrooms. The only survivor, the husband’s uncle, suffered significant health problems as a result of the poisoning.

The court considered several legal issues, including the degree of premeditation, the pitiless conduct post-offending, the number of indirect victims, the elaborate cover-up, and the betrayal of trust. The court also examined whether there was any evidence of remorse. Given the extensive premeditation, the severity of the crimes, and the lack of remorse, the court determined that a life sentence was appropriate. The court further deliberated on the appropriate non-parole period, considering Patterson’s notorious status, the unprecedented media attention, and the necessity for her to be held in continuous solitary confinement for her safety. The harsh prison conditions, significantly more burdensome for Patterson than for mainstream prisoners, were also taken into account.

The Supreme Court of Victoria concluded that a non-parole period of 33 years was appropriate. The court referenced several precedents, including The Queen v Coulston, R v Kilic, The Queen v Males, The Queen v Olbrich, and Yat v The King, as well as relevant sections of the Crimes Act 1958 (Vic) and the Sentencing Act 1991 (Vic). The final order was that Patterson be imprisoned for life with a non-parole period of 33 years.

Orders

Orders of the court

Full text does not contain this section.

Background

Background to the litigation

Full text does not contain this section.

Evidence

Evidence Before The Court

Full text does not contain this section.

Decision

Reasons for decision

Full text does not contain this section.

Ratio Decidendi

Legal Principle Established

Full text does not contain this section.