Donald James Cock was an 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...

 football

Football (soccer)

Association football, more commonly known as football or soccer, is a sport played between two teams of eleven players with a spherical ball...

 player. He was the younger brother of England

England national football team

The England national football team represents England in association football and is controlled by the Football Association, the governing body for football in England. England is the joint oldest national football team in the world, alongside Scotland, whom they played in the world's first...

 international Jack Cock

Jack Cock

John Gilbert "Jack" Cock DCM MM was an English footballer who played for various English club sides as a striker. He also had the distinction of being the first Cornishman to play for the England national team, a decorated World War I soldier, and an actor...

.

Born in Hayle

Hayle

Hayle is a small town, civil parish and cargo port in west Cornwall, United Kingdom. It is situated at the mouth of the Hayle River and is approximately seven miles northeast of Penzance...

, Cornwall

Cornwall

Cornwall is a unitary authority and ceremonial county of England, within the United Kingdom. It is bordered to the north and west by the Celtic Sea, to the south by the English Channel, and to the east by the county of Devon, over the River Tamar. Cornwall has a population of , and covers an area of...

, Cock started his professional career with Brentford

Brentford F.C.

Brentford Football Club are a professional English football club based in Brentford in the London Borough of Hounslow. They are currently playing in Football League One....

 during World War I

World War I

World War I , which was predominantly called the World War or the Great War from its occurrence until 1939, and the First World War or World War I thereafter, was a major war centred in Europe that began on 28 July 1914 and lasted until 11 November 1918...

. A striker

Striker

Forwards, also known as strikers, are the players on a team in association football who play nearest to the opposing team's goal, and are therefore principally responsible for scoring goals...

, he moved to Fulham

Fulham F.C.

Fulham Football Club is a professional English Premier League club based in southwest London Fulham, in the London Borough of Hammersmith and Fulham. Founded in 1879, they play in the Premier League, their 11th current season...

 in 1919. In three seasons with the Second Division

Football League Second Division

From 1892 until 1992, the Football League Second Division was the second highest division overall in English football.This ended with the creation of the FA Premier League, prior to the start of the 1992–93 season, which caused an administrative split between The Football League and the teams...

 club, he averaged a goal every other game, and was the club's leading goalscorer in 1919–20 and 1920–21. He moved to Notts County

Notts County F.C.

Notts County Football Club are an English professional football club based in Nottingham. They are the oldest of all the clubs in the world that are now professional, having been formed in 1862. They currently play in League One of The Football League, the third tier of the English football system...

 in October 1922 and played nearly 100 games in three seasons there, being the club's top scorer in 1922–23 and 1923–24, winning the Second Division title in the former.

Cock's exploits at Notts County earned the eye of Arsenal

Arsenal F.C.

Arsenal Football Club is a professional English Premier League football club based in North London. One of the most successful clubs in English football, it has won 13 First Division and Premier League titles and 10 FA Cups...

 and he was signed by Leslie Knighton

Leslie Knighton

Albert Leslie Knighton was an English football manager.Knighton was born in Church Gresley, Derbyshire. His own playing career was cut short by injury, after which he moved into coaching and management...

 in March 1925, making his debut for Arsenal against Bolton Wanderers

Bolton Wanderers F.C.

Bolton Wanderers Football Club is an English professional association football club based in the area of Horwich in the Metropolitan Borough of Bolton, Greater Manchester. They began their current spell in the Premier League in 2001....

 on 7 March 1925. However, in his next match, against his former club Notts County at Meadow Lane

Meadow Lane

Not to be confused with The Meadow, home of Southern Football League Premier Division football team Chesham UnitedThe Meadow Lane Stadium is a football stadium in Nottingham, England...

, he was tackled strongly and broke his leg. He was out of action for five months and could not find favour under new manager Herbert Chapman

Herbert Chapman

Herbert Chapman was an English association football player and manager. Though he had an undistinguished playing career, he went on to become one of the most successful and influential managers in early 20th century English football, before his sudden death in 1934.As a player, Chapman played for...

. Cock only played one more game for Arsenal before being sold to Clapton Orient

Leyton Orient F.C.

Leyton Orient F.C. are an English professional football club in East London. They currently play in Football League One and are known to their fans as the O's.Leyton Orient have spent one season in the top flight of English football, in 1962–63...

 in October 1925.

Cock regained his form at Orient, becoming top scorer for the Second Division side in 1925–26 and 1926–27 before finishing his career with brief stints at Wolves

Wolverhampton Wanderers F.C.

Wolverhampton Wanderers Football Club is an English professional association football club that represents the city of Wolverhampton in the West Midlands region. They are members of the Premier League, the highest level of English football. The club was founded in 1877 and since 1889 has played at...

 and Newport County

Newport County A.F.C.

Newport County Association Football Club are a professional football club based in the city of Newport, south Wales, who currently play in the Conference National, the highest level of the National League System and fifth highest of the overall English football league system...

in 1927. He retired from professional football, aged 31, soon after. He died in 1974, aged 78.