The 2022–23 Charlton Athletic season is the club's 117th season in their existence, after having been founded in 1905, and their third back in League One following relegation from the Championship in 2020. Along with competing in League One, the club will also participate in the FA Cup, EFL Cup and the EFL Trophy. The season covers the period from 1 July 2022 to 30 June 2023.