Chief of Staff to the Prime Minister (Canada) hold the formal title chief of staff. Bernard Roy, Brian Mulroney's principal secretary from 1984 to 1988, was the last principal secretary to act as head of the PMO before the creation of the chief of staff position. Chief of Staff to the Prime Minister (Canada) The Chief of Staff of Canada's Prime Minister's Office is the top official of the office. The position was created in 1987 to head the PMO. Prior to the creation of the chief of staff position, the office was headed by the Prime Minister's Principal Secretary, a position which is now secondary to the
Deputy Prime Minister of Mauritius Deputy Prime Minister of Mauritius The Deputy Prime Minister of the Republic Mauritius () is the senior member of the Cabinet of Mauritius. The actual Deputy Prime Minister Ivan Collendavelloo was appointed by the President on 20 December 2016 after the resignation of Xavier-Luc Duval. The Deputy Prime Minister is the first in line to succeed the Prime Minister on a temporary basis in case the latter is out of the country, sick, resigns or dies suddenly. According to the Constitution of Mauritius there shall be a Prime Minister and a Deputy Prime Minister who shall be appointed by the