The 2018–19 season is Dinamo Zagreb's 28th season in the Croatian First Division and 106th year in existence as a football club. The season covers the period from 1 July 2018 to 30 June 2019. Dinamo will be defending their title as league champions, as well as their title as cup winners. They will also compete in the 2018–19 UEFA Champions League, entering the second qualifying round. The club's manager is Nenad Bjelica, who will be in his first full-season with the club.