Jonathan Geoffrey Maddison (born 4 September 1994) is an English footballer who plays as a goalkeeper for League Two club Port Vale.
He began his career at Sunderland, before joining Crawley Town in May 2013 following a spell on loan.
He joined Leicester City a year later and made his debut in senior football on loan at Leamington in March 2015.
He signed with Yeovil Town in July 2016 and made his debut in the English Football League in April 2017.
However he left the club in June 2018 in order to play first-team football at non-league Darlington.
He returned to the Football League upon signing with Port Vale in July 2019.