In addition to the domestic league, the club competed in the Danish Cup.

In the Danish Cup, SønderjyskE reached the final for the first time in club history, defeating AaB by a score of 2–0 to secure the club's first major honour and a spot in the third qualifying round of the 2020–21 UEFA Europa League.

[3] Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

Players may hold more than one non-FIFA nationality.

Last updated: 1 July 2021 Source: FBref