2020–21 Nemzeti Bajnokság I/A (women's basketball)
              < 2020–21 Nemzeti Bajnokság I 
 
            
          | Női NB I. A csoport | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | 2020–21 | ||||||||||||
| Duration | October 2, 2020 - March 10, 2021 (regular season)  March 25 – May 7, 2021 (playoffs)  | ||||||||||||
| Games played | 132 (regular season) | ||||||||||||
| Teams | 12 | ||||||||||||
| TV partner(s) | M4 Sport | ||||||||||||
| Finals | |||||||||||||
| Champions | Sopron Basket (14th title) | ||||||||||||
| Runners-up | Atomerőmű KSC Szekszárd | ||||||||||||
| Semifinalists | UNI Győr Mély-Út Aluinvent DVTK  | ||||||||||||
| Statistical leaders | |||||||||||||
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| Records | |||||||||||||
| Biggest home win | Sopron Basket 98–33 Ludovika-FCSM Csata (13 February 2021)  | ||||||||||||
| Biggest away win | Zalaegerszegi TE NKK 42–129 Atomerőmű KSC Szekszárd (21 October 2020)  | ||||||||||||
← 2019–20  2021–22 →   | |||||||||||||
The 2020–21 Nemzeti Bajnokság I/A was the 84th season of the Nemzeti Bajnokság I/A, the highest tier professional basketball league in Hungary. The season was the first to be played after the previous season was abandoned due to the COVID-19 pandemic. The previous season was cancelled in March 2020.