Carter Harrison, Sr., American lawyer and politician, 29th Mayor of Chicago (d. 1893)

Carter Henry Harrison Sr. (February 15, 1825 – October 28, 1893) was an American politician who served as mayor of Chicago, Illinois, from 1879 until 1887; he was subsequently elected to a fifth term in 1893 but was assassinated before completing the term. He previously served two terms in the United States House of Representatives. Harrison was the first cousin twice removed of President William Henry Harrison, whose grandson, Benjamin Harrison, had also been president until just months prior to the assassination.