Australian Woman Convicted of Mushroom Murders; Husband's Prior Poisoning Suspicions Revealed

An Australian court has disclosed that Simon Patterson, the estranged husband of convicted murderer Erin Patterson, suspected she had attempted to poison him over a year before she fatally poisoned three of his relatives with death cap mushrooms.

Erin Patterson, 50, was convicted last month for the murders of her former in-laws, Don and Gail Patterson, and Gail's sister, Heather Wilkinson. The victims died after consuming a beef Wellington meal laced with toxic mushrooms at Erin's home in Leongatha, Victoria, in July 2023. Heather's husband, Ian Wilkinson, also fell ill but survived.

During pretrial hearings, Simon Patterson testified that he declined a lunch invitation from Erin due to fears she might poison him. He recounted experiencing severe illness after consuming meals she prepared, including penne bolognese, chicken curry, and a vegetable curry wrap, during family camping trips between November 2021 and September 2022. Although no poisons were found, Simon shared his concerns with his doctor, who advised him to document his symptoms and dietary intake.

Initially, Erin faced charges of attempting to murder Simon on multiple occasions; however, these charges were dropped before her trial commenced. The court recently lifted a suppression order on this pretrial evidence, making Simon's testimony public. Erin's legal team had sought to keep this information confidential pending her appeal against the convictions.

Erin Patterson is scheduled for sentencing on August 25, 2025, facing potential life sentences for each murder and up to 25 years for attempted murder. Her lawyers have indicated plans to appeal the convictions.