Orrin Henry Ingram (May 13, 1830 – October 16, 1918) was an American lumber baron and philanthropist from Eau Claire, Wisconsin.

Orphaned at age 11, he established sawmills in Ontario, Canada, and the Chippewa Valley of Wisconsin.

[1] Orrin's brother, Julius Ingram, would become a member of the Wisconsin State Assembly.

Ingram started his career at Harris & Bronson Lumber Company in New York City in 1847.

[1] In 1857, Ingram established a sawmill in the Chippewa Valley of Wisconsin with Donald Kennedy and Alexander M.

[1][6] Additionally, he was an early investor in Friedrich Weyerhäuser's timber investments, later known as the Weyerhaeuser corporation.

[8] Ingram was an active philanthropist in Eau Claire, where he was a member of YMCA locally and paid for the construction of its headquarters.

[1] Upon losing his son Charles, he built the Charles H. Ingram Memorial Congregational Church in Washington, D.C.[1][9] Its foundation stone was laid by President William Howard Taft, when he was joined by Senator Robert M. La Follette and Congressman John J.

[4] He died on October 16, 1918, at the age of 88,[1][5] leaving an estate estimated to be worth over one million dollars.