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Mary Ellen Donnellon Benincasa

Case from Royal-oak, MI dated Nov 14, 1991

Victim Details

Name

Mary Ellen Donnellon Benincasa

Gender

Female

Race

White / Caucasian

City

Royal-oak

State

MI

Date Of Death

1991-11-14

Age At Death

32

First Name

Mary

Last Name

Ellen Donnellon Benincasa

Last Updated

07/08/2026

Case Description

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On a crisp autumn morning in Royal Oak, Michigan, the bustling of the local post office was shattered by a hail of gunfire. It was November 14, 1991, a day that would be seared into the community's memory by an act of brutal violence. Inside the building, Mary Ellen Donnellon Benincasa, a 32-year-old female employee, was going about her duties as an injury compensation specialist. Tragically, her life was cut short when a disgruntled former mail carrier, 31-year-old Thomas McIlvane, stormed the ...

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Links to Additional Sources (3)

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Mary Ellen Donnellon Benincasa (1959-1991) - Find...

Daily Tribune: Royal Oak Post Office shooting 30 years later

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Forum Posts (3)

I came across a local news article from back then that talked about Mary Ellen Benincasa's love for ... ...Read More
07/05/2023

I was reading up on the Royal Oak post office shootings, and I’m struck by how much this tragedy r... ...Read More
05/04/2023

I’ve been thinking a lot about how tragedies like the Royal Oak post office shooting impact famili... ...Read More
03/06/2023

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