The 2020–21 Randers FC season is the club's eighth consecutive campaign in the Danish Superliga, the top division of football in the country.
In addition to the domestic league, the club also competed in this season's edition of the Danish Cup. On 13 May 2021, Randers defeated SønderjyskE 4–0 in the Danish Cup final, winning just their second ever trophy in Danish football.
Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply. Players may hold more than one non-FIFA nationality.
Source: Danish Football Association(in Danish), Soccerway Rules for classification: 1) Points; 2) Goal difference; 3) Goals scored; 4) Away goals scored; 5) Play-off (played on neutral ground if determining teams for different rounds); 6) Draw.[11][12]