Vanguard was an American Thoroughbred racehorse. Ridden by Tom Costello, he won the 1882 Preakness Stakes.
Vanguard was bred in Kentucky by M. H. Stanford. His dam was La Henderson, a daughter of the influential sire Lexington. His father was the leading sire Virgil. He was foaled on March 24, 1879. Later on, he was sold to George L. Lorillard.
Vanguard raced nine times in his career, winning four. At three years old, he won the Preakness Stakes, ridden by Tom Costello. His overall career earnings were $5,290.
Vanguard is inbred 3S x 3D to the stallion Glencoe, meaning that he appears third generation on the sire side of his pedigree and third generation on the dam side of his pedigree.