Canada has announced the appointment of a new Governor General. The position will be filled by Louise Arbour—a renowned Canadian lawyer, former justice of the Supreme Court of Canada, and an international advocate for human rights and justice. This was announced on May 5, 2026 by Canadian Prime Minister Mark Carney.
According to an official statement, King Charles III approved the appointment of Louise Arbour to the position upon the recommendation of the Prime Minister. She will become Canada’s 31st Governor General since Confederation and the first Governor General of Canada whose appointment was approved by King Charles III.
Who is Louise Arbour
Louise Arbour was born in Montreal, Quebec. She received her legal education at Université de Montréal, worked in academia, and later had a distinguished career in the Canadian judicial system and international justice.
Arbour served as a judge on the Ontario Superior Court of Justice and the Court of Appeal for Ontario, and in 1999 she was appointed to the Supreme Court of Canada. She served in this role until 2004 and participated in important decisions in the areas of constitutional and criminal law.
Internationally, Louise Arbour is known as the former chief prosecutor of the UN tribunals for the former Yugoslavia and Rwanda. In this role, she worked on cases involving war crimes, genocide, and crimes against humanity.
She also served as UN High Commissioner for Human Rights from 2004 to 2008, led the International Crisis Group, and served as the UN Secretary-General’s Special Representative on International Migration from 2017 to 2018.
Why this appointment matters
The office of Governor General is one of the key roles in Canada’s parliamentary democracy. The Governor General represents the monarch in Canada, performs constitutional duties, serves as Commander-in-Chief, represents the country both domestically and abroad, and participates in honoring the achievements of Canadians.
Louise Arbour comes to this position with extensive experience in law, the judicial system, international diplomacy, and human rights advocacy. In the Prime Minister’s announcement, she is described as a world-class lawyer and a leader in the fields of human rights and justice with a career spanning more than fifty years of service.
Who She Will Replace
Louise Arbour will succeed Mary Simon, who was sworn in as the 30th Governor General of Canada on July 26, 2021. Mary Simon made history as the first Indigenous person to serve as Governor General of Canada.
In his statement, Mark Carney thanked Mary Simon for her service, as well as for her longstanding work in support of Inuit rights, the self-determination of Indigenous peoples, and the preservation of their languages, cultures, and identities.