Old Buck
# Old Buck

Old Buck may refer to:

* Nickname of James Buchanan (1791–1868), fifteenth president of the United States
* Nickname of Robert C. Buchanan (1811–1878), Union Army general during the American Civil War
* A Finnish malt whisky made by Panimoravintola Beer Hunter's
* Old Buck, a horse owned by Abraham Lincoln when he was a lawyer in Springfield, Illinois - see Old Bob, Old Buck's replacement
