Adam Barrett

Southend United

Barrett joined Southend United, on a free transfer at the beginning of the 2004–05 season. Successive promotions from League Two and League One in 2004–05 and 2005–06 saw Southend competing in the Championship for the 2006–07 season. Barrett quickly established himself as a fan's favourite. He scored 11 goals in his first season with the Blues, a high figure for a centre-back, and was voted Player of the Year by Southend fans. Barrett was influential in Southend's sixth-place finish, though their season ended with a playoff semi-final defeat to Doncaster Rovers. He played the full 90 minutes in a memorable 1–1 draw with Chelsea at Stamford Bridge in the FA Cup third round on 3 January 2009. And he scored a goal in the replay, although Southend United would go on to lose the match 4–1. On 24 June 2010, Barrett had his contract terminated by mutual consent.

Crystal Palace

Barrett signed a two-year contract for Crystal Palace on 6 July 2010. Barrett made his Palace debut on 10 August 2010, in a 0–1 win against Yeovil Town. He made his league debut in just over a week later against Ipswich Town. He played his last game for the club in a 1–1 draw against Watford in February 2011.

Leyton Orient

On 11 March 2011, Barrett returned on a month's loan to his first club Leyton Orient.

AFC Bournemouth

Barrett signed a two-year deal with AFC Bournemouth on 5 July 2011. Barrett scored against his former club Crystal Palace in a…

On 10 March 2017, Barrett joined Millwall as first team development coach. Following the resignation of Neil Harris on 3 October 2019, Barrett took over as caretaker manager. In his first game in charge he led Millwall to a 2–1 win over Leeds United. He departed the club in December 2024. On 20 May 2025, Barrett joined Cambridge United as assistant head coach, once again supporting Neil Harris.

Information correct as of 11 May 2022.

Southend United

Football League One: 2005–06 Football League Two play-offs: 2005, 2015 Football League Trophy runner-up: 2004–05 Gillingham

Football League Two: 2012–13 Individual

PFA Fans' Player of the Year: 2004–05 League Two PFA Team of the Year: 2004–05 League Two, 2005–06 League One, 2012–13 League Two Gillingham Player of the Season: 2012–13