Robert Leonard Arber (born 13 January 1951) is an English former professional footballer who played in the Football League as a defender. Arber was born on 13 January 1951 in Poplar, London. He started his footballing career as a youth player with Arsenal before joining Leyton Orient in March 1968. He made 28 League appearances for Orient in the 1972-73 season but could not tie down a place in the first team and went to Southend United on loan, and then to play in South Africa.