Andover was a British Thoroughbred racehorse and sire. In a career that lasted from July 1853 to September 1854 he ran ten times and won eight races. After being beaten in his first racecourse appearance he won his next seven races including the 1854 Epsom Derby. Andover was retired to stud at the end of his three-year-old season. After less than two years as a stallion in England he was sold and exported to Russia.

Bay Middleton was an undefeated Thoroughbred racehorse whose victories included two British Classic Races. He was twice the Leading sire in Great Britain and Ireland.