James "Jem" Mason was a champion English

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...

 jockey

Jockey

A jockey is an athlete who rides horses in horse racing or steeplechase racing, primarily as a profession. The word also applies to camel riders in camel racing.-Etymology:...

. On February 26, 1839 he won the Grand National

Grand National

The Grand National is a world-famous National Hunt horse race which is held annually at Aintree Racecourse, near Liverpool, England. It is a handicap chase run over a distance of four miles and 856 yards , with horses jumping thirty fences over two circuits of Aintree's National Course...

 in Liverpool

Liverpool

Liverpool is a city and metropolitan borough of Merseyside, England, along the eastern side of the Mersey Estuary. It was founded as a borough in 1207 and was granted city status in 1880...

 on a brown-bay racehorse called Lottery

Lottery (racehorse)

Lottery was the winner of the 1839 Grand National Steeplechase at Aintree, near Liverpool, England. Often stated as the first running of this famous race as it was the first to truly attract National interest in the United Kingdom...

.

Born in Stilton

Stilton

Stilton is a village in Cambridgeshire, England, and within the historic county boundary of Huntingdonshire.-Geography:Stilton lies south of the city of Peterborough. It lies on the old Great North Road, from London and was an important coaching stop in the days before motorised transport. It...

, Cambridgeshire

Cambridgeshire

Cambridgeshire is a county in England, bordering Lincolnshire to the north, Norfolk to the northeast, Suffolk to the east, Essex and Hertfordshire to the south, and Bedfordshire and Northamptonshire to the west...

 to a horse-dealing family he started riding professionally in 1834, winning at St Albans

St Albans

St Albans is a city in southern Hertfordshire, England, around north of central London, which forms the main urban area of the City and District of St Albans. It is a historic market town, and is now a sought-after dormitory town within the London commuter belt...

 that year. He was known for his exquisite style of dress and for socialising with the peerage and continued riding through to 1848 though he was never able to repeat his early successes.

Mason married twice, the first time to the daughter of the horse dealer John Elmore in whose blue colours and black cap Mason had won the National but it ended in divorce. He died of throat cancer

Head and neck cancer

Head and neck cancer refers to a group of biologically similar cancers that start in the upper aerodigestive tract, including the lip, oral cavity , nasal cavity , paranasal sinuses, pharynx, and larynx. 90% of head and neck cancers are squamous cell carcinomas , originating from the mucosal lining...

 in 1866.