Spouse of the Prime Minister of Canada turn herself into a First Lady. Canada has had two prime ministers who were bachelors, William Lyon Mackenzie King and R.B. Bennett. Mackenzie Bowell, a widower whose wife, Harriet, died in 1884, was also not married during his term in office. Pierre Trudeau began his term as a bachelor, became the first Canadian prime minister to get married while in office and ended it as Canada's first divorced prime minister. Three other Canadian prime ministers—John A. Macdonald, Alexander Mackenzie, and John Diefenbaker—were widowers, who each married their second wives during their terms as prime minister. Macdonald's first wife was Isabella
Office of the Prime Minister (Canada) as "BPM".) In addition, unlike examples such as 10 Downing Street, the White House and even Rideau Hall, the Canadian Prime Minister's official residence of 24 Sussex Drive is not widely used as a metonym for the Prime Minister's Office. This is because, unlike those examples, the Canadian Prime Minister's official residence is not the site of any bureaucratic functions. One of the most important roles of the PMO is related to government appointments, which are made by the Queen-in-Council (or Governor-in-Council), but, as Canada is a constitutional monarchy, this is done on the normally binding advice of the prime