Robert Keith Stockdale (born 30 November 1979) is a football coach and former player.
As a player, he was a defender from 1997 to 2012.
He notably played Premier League football for Middlesbrough having also appeared as a professional for Sheffield Wednesday, West Ham United, Rotherham United, Hull City, Darlington and Tranmere Rovers before joining Grimsby Town in 2008.
Stockdale won five international caps for Scotland, all in 2002.
Towards the end of his playing career, he became Grimsby's youth team manager.
He held this position until 2012 where he took up a similar role with Sunderland.
He subsequently moved up to coaching the first team and managed the club three times on a caretaker basis, before he left Sunderland in 2018.