The 2018–19 season is Huddersfield Town's 110th year in existence and second season in the Premier League following promotion via the 2017 Championship play-off Final. The club has finished their FA Cup and EFL Cup campaigns. They suffered the joint-earliest relegation to the Championship since Derby County in 2008 after a 2–0 defeat to Crystal Palace on 30 March 2019. The season covers the period from 1 July 2018 to 30 June 2019.