Lee Sinnott (born 12 July 1965) is an English professional football manager and former player who left the post as manager of Gainsborough Trinity in February 2019.
As a player, he was a defender for Walsall, Watford, Bradford City, Crystal Palace, Huddersfield Town, Oldham Athletic and Scarborough.
His biggest impact was at Bradford City, where he stayed for five years over two spells, making over 200 appearances.
He made 505 appearances in the English Football League, and 653 appearances in all competitions.
He played in the 1984 FA Cup Final for Watford, taking home a runners-up medal.
As manager of Farsley Celtic between 2003 and 2007, he won promotion three times in four seasons to take the club from the Northern Premier League to the Conference.
This was followed by a short spell at Port Vale in the 2007–08 season.
He managed Bradford Park Avenue for ten months in 2009, before returning to the game with Altrincham in May 2011.
He led Altrincham to promotion out of the Conference North via the play-offs in 2014, but was sacked in March 2016.
He returned to management with Gainsborough Trinity in February 2018, lasting 12 months in the role.