Richard "Richie" Ian Barker (born 30 May 1975) is an English former professional footballer who was most recently assistant head coach of EFL Championship club Derby County.
He was sold by the Owls in 1997 to Northern Irish side Linfield after loan spells at Doncaster and Ards, before returning home to play for Brighton & Hove Albion.
In the summer of 2006, Barker signed a contract extension with Mansfield which tied him with the club until the end of the 2008–09 season.
[5] After joining Sheffield United, being part of the academy, Barker was named the manager of Bury's youth team from July 2010.
[11] On 9 December 2013, Portsmouth announced Barker as their new manager with Steve Coppell being appointed as director of football.
[14] On 20 December 2016, following the appointment of new manager Robbie Neilson early in the month, Milton Keynes Dons announced that Barker had left the club by mutual consent.
[15] On 21 December 2016, Barker joined League One side Charlton Athletic as a first-team coach, re-joining manager Karl Robinson having previously worked alongside him at Milton Keynes Dons.
Barker was relieved from his position, alongside head coach Paul Warne, on 7th February 2025 with the club in the Championship relegation zone and on a run of seven consecutive league defeats.