| Dates: | 16–21 November |
| Level: | G2L3 |
| Prize Money: | 600000 |
| Venue: | Bali International Convention Center |
| Location: | Badung Regency, Bali, Indonesia |
| Ms: | Kento Momota |
| Country Ms: | JPN |
| Ws: | An Se-young |
| Country Ws: | KOR |
| Md1: | Takuro Hoki |
| Country Md1: | JPN |
| Md2: | Yugo Kobayashi |
| Country Md2: | JPN |
| Wd1: | Nami Matsuyama |
| Country Wd1: | JPN |
| Wd2: | Chiharu Shida |
| Country Wd2: | JPN |
| Xd1: | Dechapol Puavaranukroh |
| Country Xd1: | THA |
| Xd2: | Sapsiree Taerattanachai |
| Country Xd2: | THA |
| Previous: | 2020 |
| Next: | 2022 |
The 2021 Indonesia Masters (officially known as the Daihatsu Indonesia Masters 2021 for sponsorship reasons) was a badminton tournament that took place at the Bali International Convention Center in Nusa Dua, Badung Regency, Bali, Indonesia, from 16 to 21 November 2021 and had a total prize of US$600,000.
In 2021, the tournament got upgraded from a Super 500 to a Super 750.[1]
The 2021 Indonesia Masters was the 8th tournament according to the 2021 BWF World Tour as many tournaments got canceled due to the COVID-19 pandemic. It was a part of the Indonesia Masters, which had been held since 2010. The tournament was organized by the Badminton Association of Indonesia with sanction from BWF.[2] It was also part of the Indonesia Badminton Festival in which three tournaments; the Indonesia Open and World Tour Finals, together with this tournament were held at the same venue, played back-to-back.[3]
This international tournament was held at Bali International Convention Center in Nusa Dua, Badung Regency, Bali, Indonesia.[2]
Below is the point distribution table for each phase of the tournament based on the BWF points system for the BWF World Tour Super 750 event.[4]
The total prize money for this tournament was US$600,000. The distribution of the prize money was in accordance with BWF regulations.[2]
| Event | Winner | Finalist | Semi-finals | Quarter-finals | Last 16 | Last 32 | |
| Singles | $42,000 | $20,400 | $8,400 | $3,300 | $1,800 | $600 | |
| Doubles | $44,400 | $21,000 | $8,400 | $3,750 | $1,950 | $600 |
Kento Momota (champion)
Ng Ka Long (quarter-finals) Akane Yamaguchi (final)
Ratchanok Intanon (second round)
P. V. Sindhu (semi-finals)
An Se-young (champion) Pornpawee Chochuwong (quarter-finals)
Michelle Li (first round) Busanan Ongbamrungphan (first round) Sayaka Takahashi (quarter-finals) Chirag Shetty / Satwiksairaj Rankireddy (first round)
Vladimir Ivanov / Ivan Sozonov (first round) Kim So-yeong / Kong Hee-yong (semi-finals) Jongkolphan Kititharakul / Rawinda Prajongjai (quarter-finals) Nami Matsuyama / Chiharu Shida (champions) Mayu Matsumoto / Ayako Sakuramoto (second round) Dechapol Puavaranukroh / Sapsiree Taerattanachai (champions) Yuta Watanabe / Arisa Higashino (semi-finals) Tang Chun Man / Tse Ying Suet (final)
Thom Gicquel / Delphine Delrue (first round)