The mayor of Ottawa is head of the executive branch of the Ottawa City Council. The mayor is elected alongside the city council every four years on the fourth Monday of October; there are no term limits. While in office, mayors are styled His/Her Worship.

Ottawa City Council is the governing body of the City of Ottawa, Ontario, Canada. It is composed of 24 city councillors and the mayor. The mayor is elected at large, while each councillor represents wards throughout the city. Council members are elected to four-year terms, with the last election being on October 24, 2022. The council meets at Ottawa City Hall in downtown Ottawa. Much of the council's work is done in the standing committees made up of sub-groups of councillors. The decisions made in these committees are presented to the full council and voted upon.