Santa Claus was a Thoroughbred

Thoroughbred

The Thoroughbred is a horse breed best known for its use in horse racing. Although the word thoroughbred is sometimes used to refer to any breed of purebred horse, it technically refers only to the Thoroughbred breed...

 racehorse

Horse racing

Horse racing is an equestrian sport that has a long history. Archaeological records indicate that horse racing occurred in ancient Babylon, Syria, and Egypt. Both chariot and mounted horse racing were events in the ancient Greek Olympics by 648 BC...

 owned by John Ismay who raced in Ireland

Ireland

Ireland is an island to the northwest of continental Europe. It is the third-largest island in Europe and the twentieth-largest island on Earth...

, England

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

, and France

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

.

Among Santa Claus's wins were the 1963 National Stakes

National Stakes

The National Stakes is a Group 1 flat horse race in Ireland which is open to two-year-old thoroughbred colts and fillies. It is run at the Curragh over a distance of 7 furlongs , and it is scheduled to take place each year in September....

 for two-year-olds at the Curragh

Curragh Racecourse

The Curragh Racecourse, usually abbreviated to The Curragh, is Ireland's most important Thoroughbred race track. It is situated on the Curragh plain near Newbridge, County Kildare, Ireland.- History :...

 and in 1964 he won the Epsom Derby

Epsom Derby

The Derby Stakes, popularly known as The Derby, internationally as the Epsom Derby, and under its present sponsor as the Investec Derby, is a Group 1 flat horse race in Great Britain open to three-year-old thoroughbred colts and fillies...

, the Irish Derby and the Irish 2,000 Guineas. He also finished second in that year's King George VI and Queen Elizabeth Stakes and Prix de l'Arc de Triomphe

Prix de l'Arc de Triomphe

The Prix de l'Arc de Triomphe is a Group 1 flat horse race in France which is open to thoroughbreds aged three years or older. It is run at Longchamp over a distance of 2,400 metres , and it is scheduled to take place each year, usually on the first Sunday in October.Popularly referred to as the...

.

Santa Claus was retired in 1965 to stand at stud

Horse breeding

Horse breeding is reproduction in horses, and particularly the human-directed process of selective breeding of animals, particularly purebred horses of a given breed. Planned matings can be used to produce specifically desired characteristics in domesticated horses...

 in Ireland

Ireland

Ireland is an island to the northwest of continental Europe. It is the third-largest island in Europe and the twentieth-largest island on Earth...

. He died a few years later having sired only a few horses.