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Mairy Anneliese Deegan

Case from Bellingham, WA dated Oct 24, 2020

Victim Details

Mairy Anneliese Deegan

Female

White / Caucasian

Bellingham

WA

2020-10-24

7

Mairy

Anneliese Deegan

07/11/2026

Case Description

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Mairy Anneliese Deegan, age 7, tragically passed away on October 24, 2020, in Bellingham, WA, alongside her twin sister, Katie Elizabeth Deegan. The twin sisters were found deceased in their home, and the circumstances surrounding their deaths were both shocking and heartbreaking. The Whatcom County Sheriff's Office determined that the deaths were the result of a murder-suicide carried out by their mother, Michele Boudreau Deegan.

Michele Boudreau Deegan, a psychologist specializing in ma ...
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Links to Additional Sources (5)

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  • Katie Elizabeth And Mairy Anneliese Deegan Obituary 2020
  • Psychologist Mom Gave Twin 7-Year-Old Daughters Sedatives ...
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    Forum Posts (2)

    I've been reflecting a lot on the role of mental health in the tragic case of Mairy and Katie Deegan... ...Read More
    09/19/2024
    I’ve been following the tragic case of Mairy and Katie Deegan, and something that keeps coming up ... ...Read More
    01/17/2024
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