The 2020 Vietnamese National Football Second League is the 22nd season of the Vietnamese National Football Second League. The season began on 10 July.
15 sides compete in the 2020 season, split into two groups, A and B, of 7 and 8 respectively.
Group A
Group B
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Due to the difference of teams between the 2 groups, results of the matches between the last-placed team in group B and the group B winners will not be counted.
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Winners are awarded as co-champions and promoted to the 2021 V.League 2. Losers enter the promotion final match.
Winners are awarded as third-placers and promoted to the 2021 V.League 2.