Joseph Medill, American journalist and politician, 26th Mayor of Chicago (born 1823)

Joseph Medill was a Canadian-American newspaper editor, publisher, and Republican Party politician. He was co-owner and managing editor of the Chicago Tribune, and he was Mayor of Chicago from after the Great Chicago Fire of 1871 until 1873.

The mayor of Chicago is the chief executive of city government in Chicago, Illinois, the third-largest city in the United States. The mayor is responsible for the administration and management of various city departments, submits proposals and recommendations to the Chicago City Council, is active in the enforcement of the city's ordinances, submits the city's annual budget and appoints city officers, department commissioners or directors, and members of city boards and commissions.