John Michael Lewis Mousinho (born 30 April 1986) is an English professional football manager and former player, who is the current manager of EFL League One club Portsmouth. Mousinho began his professional football career at Brentford, having previously played for Chesham United and Notre Dame Fighting Irish, the latter whilst studying at the University of Notre Dame. He spent two-and-a-half years at Brentford, before joining Wycombe Wanderers in June 2008 on a free transfer. Mousinho played regularly for Wycombe for two seasons, experiencing both a promotion and relegation during his time at the Buckinghamshire club. He signed for Stevenage in June 2010 on a two-year contract. In his first season at Stevenage, Mousinho helped guide the club to the second of back-to-back promotions, scoring the winning goal in the 2010–11 League Two play-off final, as well as finishing as the club's joint top goalscorer for the season. Following an injury-disrupted season during the 2011–12 season, Mousinho left Stevenage and joined Preston North End. In his final season at Preston, he was loaned to Gillingham and back to Stevenage before being released and joining Burton Albion in June 2014. He played regularly for Burton over three seasons, winning the League Two title in his first season and promotion to the Championship a year later. In August 2017, he joined Oxford United, where he finished his playing career. Mousinho was elected as chairman of the PFA in May 2021. Early life Born in Isleworth, Greater London, Mousinho is of Portuguese descent. His father's side of the family originate from Lisbon. He grew up supporting Tottenham Hotspur, and states his footballing heroes were Darren Anderton and Teddy Sheringham after watching the attacking football Tottenham played during the early 1990s. Career Brentford Mousinho was signed by Brentford manager Martin Allen during the 2005–06 season, after returning from the United States where he was studying and playing football at the University of Notre Dame. He was recommended to Brentford by Allen's son, having previously played for Chesham United. He made his Brentford debut on 18 October 2005 in a 1–1 against Oxford United in the Football League Trophy, playing the whole match. Mousinho made his Football League debut for the club two months later in a 4–1 away win over Tranmere Rovers on 17 December 2005, coming on as a 76th-minute substitute. Mousinho was sent on loan to several non-League clubs – Woking, Slough Town,