John McLean (September 24, 1846 – February 20, 1936) was a merchant and political figure in Prince Edward Island. He represented King's County in the House of Commons of Canada from 1891 to 1896 as a Conservative member. McLean represented Souris division in the Senate of Canada from 1915 until his death. He died in Souris at the age of 89. His son Harry and his grandson John Robert McLean also served in the provincial assembly.