Alexander Hugh Tobin OAM (born 3 November 1965) is an Australian former professional soccer player who played as a centre-back.

He is the fifth-most capped player for the Australia national team with 87 'A' appearances, including 30 as captain.

He made his international debut on 9 March 1988 in an Olympic qualifying match against Chinese Taipei (3–2) in Adelaide.

Alex left Adelaide City in 2000, after sixteen years with the club, to join Parramatta Power.

It is to be awarded annually by the PFA to a current, or a former, player based on four attributes demonstrated by Alex Tobin throughout his career and which reflect the philosophy of the PFA: Leadership, achievement as a player, commitment to ones fellow professionals and service and dedication to the game.