Ira Coray Abbott (December 14, 1824 – October 9, 1908) was named captain of the 1st Michigan Infantry Regiment on May 1, 1861.

At the Battle of Gettysburg the regiment was attached to the brigade of Colonel William S. Tilton; which faced the Confederate attack in the area of Stony Sill on July 2, 1863.

On March 13, 1865, Abbott received a brevet promotion to brigadier general for "bravery and meritorious service during the war".

Abbott eventually moved to Burr Oak, MI, where he met and married Electa A. Shear in 1837, with whom he had three children who survived to adulthood.

[4] After a summer visit to his daughter in Ontario, NY, Abbott came down with a severe cold and neuritis.