John Silcock (15 January 1898 – 28 June 1966) was an English footballer, who played at left-back, spending most of his career at Manchester United.
As a youth, Silcock played for Aspull Juniors and Atherton, before signing for Manchester United as a trainee in 1916.
He made 423 appearances, scoring 2 goals for the club, before leaving in 1934 for Oldham Athletic, where he remained until retiring as a player.
Silcock won three caps for England between 1921 and 1923.
This biographical article related to association football in England, about a defender born in the 1890s, is a stub.