411 REFERENCE · Wikipedia
2014 Calgary stabbing
Reference material by Wikipedia contributors. This retains its source identity and is not 411 news reporting.
2014 mass murder in Alberta, Canada
May 2020
2014 Calgary stabbing Location within Calgary 11 Butler Crescent NW, Calgary, Alberta, Canada 51 5 25.4 N 114 7 35.4 W region:CA-AB_type:landmark inline,title 2014 04 15 1:20 a.m. MDT UTC−06:00 Mass stabbing, mass murder 5 Matthew de Grood Large knife
Mental illness
On April 15, 2014, Matthew de Grood, son of Calgary Police inspector Doug de Grood, stabbed five young adults to death at a house party in the Brentwood neighbourhood of Calgary, Alberta, Canada. The party was several blocks away from the University of Calgary campus, and held to mark the end of its school year. This incident marked the deadliest massacre in Calgary's history.Smith Alexander https://www.nbcnews.com/news/world/five-stabbed-death-college-house-party-calgary-n80841 Five Stabbed to Death at College House Party in Calgary NBC News April 15, 2014
Stabbing and victims
The attack occurred at 1:20 a.m. at a house at 11 Butler Crescent,Ferguson Eva https://nationalpost.com/news/canada/before-calgarys-stabbing-nightmare-came-a-laid-back-day-of-celebrations-and-summer-plans Before Calgary's stabbing nightmare came a laid back day of celebrations and summer plans National Post April 19, 2014 where about thirty people were at a party. The assailant, an invited guest, attacked shortly after arriving at the party. He obtained a large knife at the house and stabbed each victim multiple times. Fleeing on foot, de Grood was arrested by police 40 minutes later with the aid of the K-9 unit.Conlon Kevin http://www.cnn.com/2014/04/15/world/calgary-university-students-fatally-stabbed/index.html?iref=allsearch 5 University of Calgary students fatally stabbed in city's 'worst mass murder' CNN April 16, 2014
The victims were Joshua Hunter, Kaitlin Perras, Jordan Segura, Lawrence Hong, and Zackariah Rathwell. They ranged from 21 to 27 years of age. Hunter lived in Priddis, Alberta, and the other four lived in Calgary. Hong, Segura, and Rathwell were pronounced dead at the scene, while Perras and Hunter died in the hospital.http://www.huffingtonpost.ca/2014/04/15/matthew-de-grood-calgary-suspect-stabbings_n_5155253.html Matthew De Grood ID'd As Suspect In Calgary Stabbing Huffington Post April 15, 2014http://www.cbc.ca/news/canada/calgary/calgary-stabbing-victims-identified-1.2611585 Calgary stabbing victims identified CBC News April 15, 2014
Perpetrator
Matthew de Grood, aged 22, was identified as the suspect. A Safeway employee and University of Calgary student, he planned to attend law school. He is the son of a city police officer with the rank of inspector.http://www.cbc.ca/news/canada/calgary/matthew-de-grood-charged-in-calgary-s-worst-mass-murder-1.2610465 Matthew De Grood charged in Calgary's worst mass murder CBC News April 15, 2014 He was held at a secure psychiatric facility adjacent to the Calgary Remand Centre. According to authorities, de Grood personally knew at least one person present during the party.http://www.cbc.ca/news/canada/calgary/calgary-stabbing-suspect-matthew-de-grood-s-texts-being-investigated-1.2613670 Calgary stabbing suspect Matthew De Grood's texts being investigated CBC News April 17, 2014 According to his parents and classmates, his behaviour began to change weeks before the stabbings, posting more frequently on Facebook, including "bizarre" status updates. Hours before the killings, he posted the title of the Megadeth song "Dread and the Fugitive Mind" to his Facebook page. Prior to the stabbing, he sent text messages to his parents, claiming he was going to harm himself.https://nationalpost.com/news/canada/matthew-de-groods-texts-sent-his-father-out-into-the-night-to-find-his-son-too-late-to-stop-calgary-stabbings Matthew de Grood's texts sent his father out into the night to find his son...too late to stop Calgary stabbings National Post April 18, 2014 August 22, 2015 He was found with garlic in his pocket at the time of arrest. Though he had posted online about killing vampires, he told police the garlic was intended to "keep zombies away".Grant M Fletcher Matthew de Grood spoke of the apocalypse and killing vampires before he stabbed 5 people, court hears https://www.cbc.ca/news/canada/calgary/matthew-degrood-brentwood-stabbing-murder-trial-1.3580058 September 12, 2022 CBC News
De Grood was charged with five counts of first-degree murder and was ordered to stand trial on May 29, 2015.https://www.ctvnews.ca/canada/article/matthew-de-grood-charged-in-calgarys-worst-mass-murder-will-stand-trial/ Matthew de Grood, charged in Calgary's worst mass murder, will stand trial CTV News March 6, 2015 August 22, 2015 He had no previous run-ins with the police. On May 22, he was found mentally fit to stand trial after undergoing a psychiatric assessment.Morgan Smith http://www.630ched.com/2014/05/22/man-accused-in-calgary-mass-stabbing-found-fit-to-stand-trial/ Man accused in Calgary mass-stabbing fit to stand trial 630 CHED May 22, 2014 On May 29, 2015, his trial was set to begin on May 16, 2016, with jury selection set to begin four days earlier.http://www.calgarysun.com/2015/05/29/trial-for-brentwood-murders-suspect-matthew-de-grood-set-for-2016 Matthew de Grood trial for Brentwood murders set for 2016 Calgary Sun May 29, 2015 August 22, 2015 Kevin Martin https://web.archive.org/web/20150814153449/http://www.calgarysun.com/2015/05/29/trial-for-brentwood-murders-suspect-matthew-de-grood-set-for-2016 August 14, 2015 dead mdy-all
On May 25, 2016, de Grood was found not criminally responsible for the homicides on the basis of a mental disorder (schizophrenia, per two of three expert witnesses) that caused a psychotic episode during the killings. According to his lawyer, Allan Fay, he intentionally killed the five victims, believing they were werewolves and vampires who threatened his life. The NCR order means de Grood will be locked down in a psychiatric facility receiving periodic reviews that could lead to release under certain conditions.Martin Kevin Families face 'recurring nightmare' after de Grood found not criminally responsible https://calgaryherald.com/news/crime/judge-rules-de-grood-not-criminally-responsible-in-brentwood-slayings June 5, 2016 Calgary Herald May 26, 2016
De Grood told the Alberta Review Board he wishes the "terrible tragedy" had never happened.Graveland Bill Matthew de Grood ‘truly sorry’, families of victims express concern at annual hearing https://globalnews.ca/news/4433256/matthew-de-grood-stabbing-deaths-calgary/ Global News September 7, 2018
In September 2019, de Grood was granted unsupervised outings by the Alberta Review Board, although they say he "remains a significant risk to the safety of the public."Wyton Moira Killer Matthew de Grood granted unsupervised outings https://edmontonjournal.com/news/crime/killer-matthew-de-grood-granted-unsupervised-outings/ Edmonton Journal 1 October 2019
In December 2023, the Alberta Criminal Code Review Board refused de Grood's request for discharge. The board cited ongoing concerns regarding potential risk to the public and the need for continued structured psychiatric care, preventing his move to a less supervised setting.Graveland Bill Discharge denied for Matthew de Grood, who killed five at Calgary house party https://calgarysun.com/news/crime/matthew-de-grood-discharge-denied-brentwood-fatal-stabbing/wcm/716fd5d0-ed08-4da3-b479-184a4023826c Calgary Sun December 8, 2023 December 9, 2023 At a subsequent review by the Alberta Criminal Code Review Board in 2025, de Grood's psychiatrist said that his schizophrenia was in remission and that he was now at a low risk to reoffend.Graveland Bill January 7, 2026 December 19, 2025 Matthew de Grood given more freedoms but not absolute discharge https://www.cbc.ca/news/canada/calgary/matthew-de-grood-granted-freedoms-9.7023830 August 4, 2026 CBC News De Grood was now living in a supervised setting and was being seen regularly by an outreach worker. The Board ruled that de Grood could now travel to British Columbia and Ontario in the company of a responsible adult, as well as passes to visit his family's home.
University response
Although the stabbings occurred off-campus, the close relationship between the parties involved and the University of Calgary elicited a direct response from the school's community. University president M. Elizabeth Cannon described the event as a "senseless tragedy" in which the community "lost a part of its family."Calgary Stabbings: Reaction Pours in after 'senseless tragedy' http://www.cbc.ca/news/canada/calgary/calgary-stabbings-reaction-pours-in-after-senseless-tragedy-1.2610914 CBC News April 15, 2014 July 23, 2015
On April 15, 2015, the university held the UCalgaryStrong Festival, celebrating the end of the school year and commemorating the one-year anniversary of the stabbing.Thatcher Wendy New and old traditions mark end of school year: First UCalgaryStrong Festival shines light on strength and resiliency https://www.ucalgary.ca/utoday/issue/2015-04-16/new-and-old-traditions-mark-end-school-year University of Calgary April 16, 2015 July 23, 2015 The festival was part of the broader UCalgaryStrong initiative, which aims to "reduce loneliness and isolation, and foster resiliency in the face of the stressors that are part of the post-secondary experience."UCalgaryStrong Festival 2015 https://www.ucalgary.ca/currentstudents/ucalgarystrong University of Calgary July 23, 2015 Victim Lawrence Hong was granted a posthumous degree in 2015, and memorial scholarships have been established for him and two other victims, Joshua Hunter and Jordan Segura, in their respective disciplines.Remembering the Brentwood tragedy https://www.ucalgary.ca/condolences/ University of Calgary July 23, 2015 https://web.archive.org/web/20150723124910/https://www.ucalgary.ca/condolences/ July 23, 2015 dead Zackariah Rathwell was granted a posthumous degree in 2015 from the Alberta College of Art and Design.Zackariah Rathwell among ACAD students remembered with honorary degrees https://www.cbc.ca/news/canada/calgary/zackariah-rathwell-among-acad-students-remembered-with-honorary-degrees-1.3074882 CBC News May 14, 2015 October 1, 2019
See also
Claresholm highway massacre
Edmonton shooting
References
30em
Category:2014 murders in Canada
Category:2014 in Calgary
Category:April 2014 crimes in North America
Category:April 2014 in Canada
Category:21st-century mass murders in Canada
Category:Deaths by stabbing in Canada
Category:Knife attacks in North America
Category:2014 mass murders
Category:Mass murders in Alberta
Category:Mass stabbings in Canada
Category:Murder trials
Category:Stabbing attacks in 2014
Category:Massacres in 2014
Category:Massacres in Canada