Resting place Westlawn Cemetery Education Allegheny College Role Sr. | Name William Sr. Children William McKinley | |
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Born November 15, 1807 ( 1807-11-15 ) Pine Township, Pennsylvania Spouse(s) Nancy Campbell Allison McKinley Parent(s) James McKinley (1783-1847) and Mary Rose McKinley Grandchildren Katherine McKinley, Ida McKinley Similar People William McKinley, Katherine McKinley, Ida Saxton McKinley, Leon Czolgosz |
William McKinley Sr. (November 15, 1807 – November 24, 1892) was an American manufacturer, notable for being a pioneer of the iron industry in eastern Ohio, and best known as the father of President William McKinley.

He was born to James S. McKinley and Mary Rose in Pine Township, Pennsylvania, on November 15, 1807. The second of thirteen children, he moved to Lisbon, Ohio, in 1809. Working in the iron business, as had his father, he operated foundries in New Lisbon, Niles, Poland, and finally Canton. He married Nancy Allison Campbell on January 6, 1829. His parents, James S. and Mary Rose McKinley, both died in South Bend, Indiana, on August 20, 1847.
McKinley Sr. was a Whig and later a Republican party member, and an "ardent advocate" for a protective tariff.
He died in Canton, Ohio, on November 24, 1892. He was the father of the 25th President of the United States, William McKinley (born in 1843, when the family lived in Niles), along with 8 other children: