Horace Porter Autographs
Horace C. Porter (April 15, 1837 – May 29, 1921) was an American soldier and diplomat who served as a lieutenant colonel, ordnance officer and staff officer in the Union Army during the American Civil War, personal secretary to General and President Ulysses S. Grant. He also was secretary to General William T. Sherman, vice president of the Pullman Palace Car Company and U.S. Ambassador to France from 1897 to 1905.
Porter was born in Huntingdon, Pennsylvania, on April 15, 1837, the son of David Rittenhouse Porter (1788–1867), an ironmaster who later served as Governor of Pennsylvania, and Josephine McDermott.
His paternal grandfather was Andrew Porter, the Revolutionary War officer and his paternal uncles included George Bryan Porter, the Territorial Governor of Michigan, and James Madison Porter, the Secretary of War. Among his first cousins was Andrew Porter, a Mexican–American War veteran and Union Army brigadier general. His aunt, Elizabeth Porter, was the grandmother of Mary Todd Lincoln.
Read more about Horace Porter on Wikipedia
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Traded items with a signature of Horace Porter
The most expensive item with a signature of Horace Porter (HORACE PORTER - AUTOGRAPH LETTER SIGNED 06/25/1898) was sold in August 2025 for $1,014.85 while the cheapest item (Civil War General Horace Porter Signed 5x8 Handwritten Letter 1873 w/ HA LOA) found a new owner for $20.49 in February 2018. The month with the most items sold (2) was August 2025 with an average selling price of $889.85 for an autographed item of Horace Porter. Sold items reached their highest average selling price in August 2025 with $889.85 and the month that saw the lowest prices with $20.49 was February 2018. In average, an autographed item from Horace Porter is worth $49.50.
Most recently, these items with a signature of Horace Porter were sold on eBay - click here for more items.
| Picture | Item Title | Price | Store |
 | Civil War General Horace Porter Medal of Honor Recipient Signed Letter | $135.00 |  |
| Civil War General Horace Porter Signed 5x8 Handwritten Letter 1873 w/ HA LOA | $20.49 | |
| CIVIL WAR General Horace Porter, M.O.H., Signed RARE Unissued RR Cert. 189X | $67.57 | |
| CIVIL WAR General Horace Porter, Medal of Honor, Signed 1884 Stock Certificate | $49.50 | |
| CIVIL WAR General Horace Porter, Medal of Honor, Signed Unissued Stock Cert. | $49.50 | |
| CIVIL WAR U.S. General Horace Porter Medal of Honor Signed Stock Cert. | $47.50 | |
| CIVIL WAR U.S. General Horace Porter, Medal of Honor, 1887 Signed Stock Cert. | $47.50 | |
| General Horace Porter SIGNED AUTOGRAPHED Embassy Document Ambassador to France | $75.00 | |
| HORACE PORTER - AUTOGRAPH LETTER SIGNED 06/25/1898 | $1,014.85 | |
| HORACE PORTER - AUTOGRAPH LETTER SIGNED 11/04/1908 | $764.85 | |
| HORACE PORTER - MANUSCRIPT LETTER SIGNED 02/08/1916 | $512.85 | |
| HORACE PORTER - MANUSCRIPT LETTER SIGNED 07/09/1907 | $512.85 | |
| Horace Porter Civil War Bvt. General Medal of Honor Winner Signed Letter DJR COA | $699.99 | |
| Medal of Honor Recipient~ Civil War ~ Horace Porter RARE Signed Grant Monument | $159.00 | |
| Union Army CIVIL WAR General & US Grant Personal Secretary HORACE PORTER Signed! | $46.00 | |
