| | | Upcoming | |
| | | None... | |
| |
| | | Results | |
23 May 21 | Las RozasLas Rozas CF | 2 - 2 | MelillaMelilla |
23 May 21 | Getafe BGetafe B | 1 - 0 | VillarrubVillarrubia |
23 May 21 | PoblensePoblense | 2 - 0 | SocuéllamSocuéllamos |
22 May 21 | Atlético Atlético Madrid B | 2 - 1 | VillarrobVillarrobledo |
16 May 21 | VillarrubVillarrubia | 1 - 0 | Las RozasLas Rozas CF |
16 May 21 | MelillaMelilla | 3 - 0 | Atlético Atlético Madrid B |
16 May 21 | VillarrobVillarrobledo | 1 - 2 | PoblensePoblense |
16 May 21 | SocuéllamSocuéllamos | 3 - 0 | Getafe BGetafe B |
09 May 21 | Don BenitDon Benito | 0 - 1 | NavalcarnNavalcarnero |
09 May 21 | Getafe BGetafe B | 2 - 1 | VillarrobVillarrobledo |
Segunda División B (English: Second Division B) is the third level of the Spanish football league system currently divided into 4 groups of 20 teams each. It is administered by the RFEF. It is below the top two levels of the league, the Primera División (also known as La Liga) and the Segunda División, and above the Tercera División. The Segunda División B includes the reserve teams of several La Liga and Segunda División teams.

Seasons