Jerry (St Leger winner) long distance races for three-year-olds; the original race was renamed the "Great St Leger" for several years to distinguish itself from the imitators. Ridden by H. Edwards, he mas made the 5/2 second favourite and recorded his first win by beating Major Cunninghame's Outcry colt and five others, including the favourite Streatham. In July, Jerry was sent north to compete at Newcastle Racecourse in Northumberland and won the two mile XYZ Stakes from a single opponent. Nineteen colts and four fillies were attracted to Doncaster Racecourse on 20 September for the forty-ninth running of the Great St Leger. Jerry was
Irish St. Leger 1915, and it was originally restricted to three-year-olds. The first horse to win both the English and Irish St Legers was Royal Lancer in 1922. The first Irish St. Leger winner to complete a Triple Crown (having previously won the Irish 2,000 Guineas and the Irish Derby) was Museum in 1935. The only subsequent horse to win all three races was Windsor Slipper in 1942. The Irish St Leger became an open-age race in 1983, and there have been several repeat winners since then. The most successful has been Vinnie Roe, with four consecutive victories from 2001 to 2004. The