is an English professional football manager and former footballer who manages EFL League Two side Chesterfield.

Cook played as a central midfielder during a playing career that spanned 23 years from 1983 until 2006, notably playing in the Premier League for Coventry City. He also played in the Football League for Wigan Athletic, Norwich City, Wolverhampton Wanderers, Tranmere Rovers, Stockport County and Burnley.

Cook moved into management in 2006 with Southport and later moved on to Irish side Sligo Rovers in 2007. In February 2012, he returned to English management with Accrington Stanley before moving to Chesterfield in October 2012. Cook guided Chesterfield to the League Two title in the 2013–14 season. In May 2015, he was appointed manager of League Two outfit Portsmouth after a release clause was met in his Chesterfield contract. Cook led Portsmouth to the League Two title in the 2016–17 season. In May 2017, he was appointed manager of League One club Wigan Athletic. Cook led Wigan to the League One title and promotion into the Championship. After the club fell into administration, Wigan were relegated from the Championship in the 2019–20 season following a 12-point deduction. Cook resigned as Wigan manager in July 2020. Following his departure from Wigan Athletic, Cook remained unemployed until March 2021 where he was appointed as the manager of Ipswich Town on a contract until 2023. However, Cook was relieved of his duties at Ipswich in early December 2021. Cook returned to Chesterfield as manager in February 2022. He led Chesterfield to promotion as champions in the 2023–24 season.