The 2020–21 Croatian Second Football League (also known as Druga HNL and 2.
The season started on 13 August 2020 and ended on 29 May 2021.
[1] On 20 May 2020, Croatian Football Federation announced that the first stage of licensing procedure for 2020–21 season was complete.
For the 2020–21 Druga HNL, a total of 17 clubs were issued a second level license.
[2] On 17 June 2020, Croatian Football Federation announced that the licensing procedure for 2020–21 season was complete.