High Quality Content by WIKIPEDIA articles! The Premier of Ontario (Premier ministre de l`Ontario in French) is the first Minister of the Crown for the Canadian province of Ontario. The Premier is appointed as the province`s head of government by the Lieutenant Governor of Ontario, and presides over the Executive council, or Cabinet. The Executive Council Act (R.S.O. 1990) stipulates that the leader of the government party is known as the "Premier and President of the Council".