Arnold "Arnie" Horween was an American football

American football

American football is a sport played between two teams of eleven with the objective of scoring points by advancing the ball into the opposing team's end zone. Known in the United States simply as football, it may also be referred to informally as gridiron football. The ball can be advanced by...

 player and coach

Coach (sport)

In sports, a coach is an individual involved in the direction, instruction and training of the operations of a sports team or of individual sportspeople.-Staff:...

. He played fullback

Fullback (American football)

A fullback is a position in the offensive backfield in American and Canadian football, and is one of the two running back positions along with the halfback...

 for Harvard University

Harvard University

Harvard University is a private Ivy League university located in Cambridge, Massachusetts, United States, established in 1636 by the Massachusetts legislature. Harvard is the oldest institution of higher learning in the United States and the first corporation chartered in the country...

 from 1919 to 1920 and later played in the National Football League

National Football League

The National Football League is the highest level of professional American football in the United States, and is considered the top professional American football league in the world. It was formed by eleven teams in 1920 as the American Professional Football Association, with the league changing...

 for the Racine Cardinals in 1921 and Chicago Cardinals

Arizona Cardinals

The Arizona Cardinals are a professional American football team based in Glendale, Arizona, a suburb of Phoenix. They are currently members of the Western Division of the National Football Conference in the National Football League...

 from 1922 to 1924. He was a player–coach for the Cardinals from 1923 to 1924. He returned to Harvard as the school's football coach from 1926 to 1930, compiling a record of 21–17–3. His brother Ralph Horween

Ralph Horween

Ralph Horween was a professional American football player who played for the Chicago Cardinals of the National Football League...

also played for Harvard and the Chicago Cardinals. Horween and his brother played for the Cardinals under the name McMahon to protect their family's social status.

After retiring from football, Horween operated Horween Leather, a company that supplied the leather for Wilson's NFL official football.