Mass Murder 🇨🇦

NOTE: Mass killings are defined as 4+ victim deaths.

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de Grood in Calgary in 2014

Date	Name	City	Province	Licensed	Victims	Deaths	Injuries	Suicide	Firearms	OIC Impact
2014	de Grood	Calgary	AB	No	5	5	0	No	No	No

Used

Knife

Warnings

Mentally Ill

News Stories

https://christopherdiarmani.com/13723/crime/canadian-mass-murders/matthew-de-grood-2014-calgary-stabbing-victims-were-illuminati-vampires-and-werewolves/

https://calgary.citynews.ca/2025/12/19/matthew-de-grood-criminal-review-board/