Why Did She Murder Her Three Children? Theresa Riggi, Family Annihilator

True Crime Lounge
Memento Mori Desk
Published in
5 min readJun 7, 2024

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Theresa Riggi’s husband’s name was Pasquale Riggi. They got married on 30th September 1989. They initially lived in California and later relocated to Colorado due to Mr. Riggi’s job as an engineer with Shell. Subsequently, in 1997, they moved to Lowestoft in England due to Mr. Riggi’s job, where they lived for eight years. The couple enjoyed a lifestyle with considerable material wealth and travel during their time in England. Despite the relationship deteriorating, they continued to live together, and Theresa embarked on IVF treatment, which led to the birth of their children.

Why Did She Murder Her Three Children? Theresa Riggi, Family Annihilator

The Children

Pasquale Riggi and Theresa Riggi had three children together: unidentical twin boys named Augustino (Austin) and Gianluca (Luke), born on 17th December 2001, and a girl named Cecilia, born on 9th August 2004. It’s noted that Theresa had undergone IVF treatment before giving birth to the children, and despite the challenges, she was desperate to have babies.

Marriage Separation

In October/November 2006, the couple separated, with Pasquale Riggi moving to Aberdeen while Theresa Riggi lived back in the Netherlands. However, in February 2007, Theresa and the children moved to Aberdeen so Pasquale Riggi could have contact with the children…

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