Tranquil (1920 – October 1938) was a British
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. Thoroughbreds are c ...
racehorse and
broodmare
A mare is an adult female horse or other equine. In most cases, a mare is a female horse over the age of three, and a filly is a female horse three and younger. In Thoroughbred horse racing, a mare is defined as a female horse more than four ...
. She showed considerable promise as a two-year-old when she won one race and finished second in the
Gimcrack Stakes
The Gimcrack Stakes is a Group 2 flat horse race in Great Britain open to two-year-old colts and geldings.
It is run at York over a distance of 6 furlongs (1,207 metres), and it is scheduled to t ...
. In the following season she was one of the best horses in Britain, scoring
classic
A classic is an outstanding example of a particular style; something of lasting worth or with a timeless quality; of the first or highest quality, class, or rank – something that exemplifies its class. The word can be an adjective (a ''c ...
victories in the
1000 Guineas
The 1000 Guineas Stakes is a Group 1 flat horse race in Great Britain open to three-year-old fillies. It is run on the Rowley Mile at Newmarket over a distance of 1 mile (1,609 ...
and
St Leger Stakes
The St Leger Stakes is a Group 1 flat horse race in Great Britain open to three-year-old thoroughbred colts and fillies. It is run at Doncaster over a d ...
as well as winning four other races including the
Jockey Club Cup
A jockey is someone who rides horses in horse racing or steeplechase racing, primarily as a profession. The word also applies to camel riders in camel racing. The word "jockey" originated from England and was used to describe the individual w ...
and Newmarket Oaks. he won once in 1924 before her racing career was ended by injury. She made no impact as a broodmare.
Background
Tranquil was a "big, raking"
bay mare bred in England by her owner
Edward Stanley, 17th Earl of Derby
Edward George Villiers Stanley, 17th Earl of Derby, (4 April 1865 – 4 February 1948), styled Mr Edward Stanley until 1886, then The Hon Edward Stanley and then Lord Stanley from 1893 to 1908, was a British soldier, Conservative politician, d ...
. During her racing career she was trained by
George Lambton
George Lambton (23 December 1860 – 23 July 1945) was a British thoroughbred racehorse trainer. He was British flat racing Champion Trainer in the 1906, 1911 and 1912 seasons.
Early life
The Honourable George Lambton was born in London on 23 ...
at the Stanley House stable near
Newmarket, Suffolk
Newmarket is a market town and civil parish in the West Suffolk district of Suffolk, England. Located (14 miles) west of Bury St Edmunds and (14 miles) northeast of Cambridge. It is considered the birthplace and global centre of thoroughbred hor ...
.
Her sire
Swynford
Swynford (January 1907 – 18 May 1928) was a British Thoroughbred horse racing, racehorse. Bred at the Frederick Stanley, 16th Earl of Derby, 16th Lord Derby's stud in Lincolnshire, England he was sired by John O'Gaunt (horse), John O'Gaunt, a so ...
was an outstanding racehorse who won the St Leger in 1910 and the
Eclipse Stakes
The Eclipse Stakes is a Group races, Group 1 Flat racing, flat Horse racing, horse race in Great Britain open to horses aged three years or older. It is run at Sandown P ...
in the following year. He was even better as a breeding stallion with his other offspring including
Blandford
Blandford Forum ( ), commonly Blandford, is a market town in Dorset, England, sited by the River Stour about northwest of Poole. It was the administrative headquarters of North Dorset District until April 2019, when this was abolished and i ...
,