This biographical article is written like a résumé. (October 2026) |
Simon Mailloux MSM CD | |
|---|---|
Simon Mailloux | |
| Born | 2 November 1983 |
| Spouse | Kari Pries |
| Military career | |
Branch | Canadian Army |
Rank | Lieutenant-colonel |
| Unit | Royal 22nd Regiment |
Conflicts | War in Afghanistan (2001–present) |
Lieutenant Colonel Simon Mailloux, MSM, CD (born 2 November 1983) is an officer in the Canadian Armed Forces. He was injured in an Improvised Explosive Device (IED) incident in Afghanistan on 16 November 2007, resulting in the amputation of his left leg. In 2009, he returned to Afghanistan as part of Task Force Kandahar. Sources have described him as the first Canadian service member with an amputation to redeploy to a combat zone following such an injury.
Mailloux was born in 1983 and raised in Quebec City, Quebec. He participated in the Royal Canadian Air Cadets as a youth. In 2001, he entered the Royal Military College of Canada and graduated in 2006 as an infantry officer. In 2005, he received an international exchange scholarship that supported research on the development of security institutions in Mali. He conducted research at the École de Maintien de la Paix and the Institut de Recherche sur le Développement de Bamako.

Following graduation, Mailloux was posted to the 3rd battalion Royal 22e Régiment in Valcartier, Quebec where he served as a platoon commander. He deployed to Afghanistan under Operation Athena. During that deployment, Cpl Simon Longtin, a member of his platoon, was killed during an engagement with insuregent forces. On 16 November 2007, Mailloux was seriously injured in an IED explosion that also killed two Canadian soldiers and an interpreter and wounded several others. After evacuation he underwent multiple surgeries and rehabilitation.
Following his recovery, Mailloux appeared in Canadian media discussing his experiences and issues relating to injured military personnel and veterans. In 2008, he served as Aide-de-Camp to the Governor Governor General of Canada at Rideau Hall. During that appointment, he supported official visits and ceremonial activities, including visits involving U.S. President Barack Obama and the Emperor and Empress of Japan.
In 2009, Mailloux was promoted to captain and assigned to Task Force Kandahar Headquarters. His planned return to Afghanistan received significant media coverage in Canada and abroad.
Priot to deployment, he was among the first recipients of the Sacrifice Medal, which was presented by the Governor General of Canada in November 2009. He subsequently completed a nine-month deployment in Afghanistan.
After returning from Afghanistan, Mailloux attended the University of Glasgow before serving with the Canadian Armed Forces Counter-IED Task Force.
In 2013 he was posted to the 1st battalion Royal 22e Régiment as a company second in command. In 2014, he served as co-host of Canada's National Day of Honour ceremony marking the conclusion of Canada's mission in Afghanistan.
Mailloux held several appointments within the Royal 22e Régiment before being promoted to major in 2017 and assuming command of A Company 1st battalion Royal 22e Régiment. In 2016, he was named co-captain of Team Canada for the 2017 Invictus Games in Toronto, alongside Natasha Dupuis.

In 2018, after commanding his company through Exercise Maple Resolve, Mailloux deployed to Ukraine under Operations Unifier, the Canadian Armed Forces training mission supporting the Ukrainian Armed Forces. Following a series of staff appointments, he was promoted to lieutenant-colonel in 2021.
Mailloux has participated in Army Run events and has been involved with the Canadian Armed Forces' Soldier On program, which supports serving and former membres through sport and recreational activities.
Mailloux received the following honours and decorations during his military career.
| Ribbon | Description | Notes |
| Meritorious Service Medal |
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| General Campaign Star |
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| Queen Elizabeth II Diamond Jubilee Medal |
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| Canadian Forces' Decoration (CD) | ||
| Sacrifice Medal | ||
| Special Service Medal |