Alcibiades (1927–1957) was an American Thoroughbred racemare that won the Kentucky Oaks and was later a good broodmare.

Owned and bred by Hal Price Headley at his Beaumont Farm near Lexington, Kentucky, Alcibiades was named for the ancient Greek soldier and statesman Alcibiades.

She tore a tendon badly in the Latonia Championship, and this was the end of her racing career.

[1] Alcibiades was retired from racing for a record of 23 starts with 7 wins, 2 seconds and 4 thirds with earnings of $47,860.

[2] As a broodmare, Alcibiades produced eight foals, seven of which were runners including: