The 2018–19 Odense Boldklub season was the club's 130th season, and their 57th appearance in the Danish Superliga. As well as the Superliga, the side was also compete in Sydbank Pokalen. At the end of the 2017–18 season, head coach Kent Nielsen got fired. Jakob Michelsen signed a 3-year contract on May 29 as new head coach. But beside to a disappointing conclusion, OB ended up with the best season in eight years by finishing in the top-6.