2021 Liga 3 Bali
The 2021 Liga 3 Bali season was the sixth season of Liga 3 Bali as a qualifying round for the national round of the 2021–22 Liga 3. It began on 14 October and ended with a final on 15 December 2021. Perseden were the defending champion and they successfully defended their title following a 1–0 win against PS Jembrana in the final.
Teams
There were 16 teams participated in the league this season.| Team | Location |
| Bali | Badung |
| Bali All Stars | Denpasar |
| East Bali | Karangasem |
| FSK | Klungkung |
| Perseden | Denpasar |
| Persekaba Bali | Badung |
| Perst | Tabanan |
| Pro Kundalini | Denpasar |
| PS Gianyar | Gianyar |
| PS Jembrana | Jembrana |
| PSAD Udayana | Denpasar |
| PS Tunas Muda Ubud | Gianyar |
| Putra Tresna Bali | Denpasar |
| Sahadewa Galapagos United | Gianyar |
| Sportivo Buleleng | Buleleng |
| Undiksha | Buleleng |
First round
In this round, competing teams were divided into four groups of four teams. Teams in each group played one another in a round-robin, with the top two teams advanced to the [|second round].All times listed below are Central Indonesia Time.
Group A
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Group B
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Group C
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Group D
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Second round
In this round, competing teams were divided into two groups of four teams. Teams in each group played one another in a round-robin, with the top two teams advanced to the [|knockout stage].All times listed below are Central Indonesia Time.
Group X
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Group Y
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