The Colonel (1825–1847) was a British-bred Thoroughbred racehorse and sire best known for running a dead heat in The Derby and winning the St Leger Stakes in 1828. In a racing career which lasted from 1827 until 1831, The Colonel ran fifteen times and won ten races at distances ranging from six furlongs to three miles. Apart from the St Leger, his most notable successes came in the Champagne Stakes, the Epsom Craven Stakes (twice), the Great Park Stakes at Ascot and the Northampton Gold Cup. He was also placed in both the Ascot Gold Cup and Goodwood Cup.