John Duffy (footballer, born 1929)
# John Duffy (footballer, born 1929)

John Gerard Duffy (24 August 1929 – 4 May 2004) was a Scottish footballer who played as a wing half in junior football for St Anthony's, in the Scottish League for Celtic and Arbroath, and in the English Football League for Southend United, for whom he made more than 100 appearances.

