The 2021 Liga 3 South Sumatra was the third season of Liga 3 South Sumatra as a qualifying round for the national round of the 2021–22 Liga 3. Muba United were the defending champion.

Teams

There are 8 teams participated in the league this season.

First round

Group A

Group B

Second round

Finals

First leg

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Second leg

References

{{Liga 3 (Indonesia) Liga 3 Sport in South Sumatra