| Club: | Terengganu |
| Season: | 2021 |
| Owner: | Dr. Samsuri Mokhtar |
| Ownertitle: | President |
| Chairman: | Ab Rasid Jusoh |
| Chrtitle: | CEO |
| Manager: | Nafuzi Zain |
| Mgrtitle: | Head coach |
| Stadium: | Sultan Mizan Zainal Abidin Stadium |
| League Result: | 4th |
| Cup1: | Malaysia FA Cup |
| Cup2: | Malaysia Cup |
| Cup2 Result: | Semi-finals |
| Cup3: | AFC Cup |
| Cup3 Result: | Cancelled |
| League Topscorer: | David da Silva (7 goals) |
| Season Topscorer: | Faisal Halim (10 goals) |
| Highest Attendance: | 0 |
| Lowest Attendance: | 0 |
| Average Attendance: | 0 |
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| Prevseason: | 2020 |
| Nextseason: | 2022 |
The 2021 season was Terengganu's fourth season in the Malaysia Super League since the rebranding in 2017.
| Position | Staff | |
|---|---|---|
| Team manager | Zul Fadli Rozi | |
| Head coach | Nafuzi Zain | |
| Assistant head coach | Tengku Hazman Raja Hassan | |
| Goalkeeping coach | Yazid Yassin | |
| Fitness coach | Efindy Salleh | |
| Team doctor | Leong Tiong Lee | |
| Physiotherapist | Zulkifli Mohd Zin |
Pre-season
| No. | Position | Player | Transferred from | Ref |
|---|---|---|---|---|
| 7 |  Pahang | 2 years contract[2] [3] | ||
| 11 | UiTM | [4] | ||
| 5 | Kelantan | 2 years contract[5] | ||
| 22 | Kelantan | [6] | ||
| 6 |  Chonburi | [7] | ||
| 32 |  Sheikh Russel KC | 1 year contract[8] | ||
| 10 |  Persebaya Surabaya | [9] | ||
| 14 | Persebaya Surabaya | 1 year contract[10] | ||
| 19 | Sabah | 1 year contract [11] | ||
| 8 | UKM | [12] | ||
| 16 | Kelantan | 2 years contract[13] | ||
| 24 | FELDA United | Free transfer[14] | ||
| Kelantan | ||||
| Kelantan | ||||
| Ratchaburi Mitr Phol | ||||
| PDRM | ||||
| Persebaya Surabaya | ||||
| Persebaya Surabaya | ||||
| Sabah | ||||
Mid-season
| No. | Position | Player | Transferred from | Ref |
|---|---|---|---|---|
| 77 | Pahang | Season loan[15] | ||
| 88 |  Riffa | |||
Pre-season
| No. | Position | Player | Transferred to | Ref |
|---|---|---|---|---|
| 25 | Kedah | Free transfer[16] | ||
| 5 | Unattached | |||
| 4 | Kuala Lumpur City | Free transfer[17] | ||
| 17 | Negeri Sembilan | Free transfer[18] | ||
| 24 | Penang | Free transfer | ||
| 19 | Sarawak United | Free transfer | ||
| 7 | Pahang | Free transfer[19] [20] | ||
| 22 |  FC AGMK | Free transfer[21] | ||
| 10 | Lion City Sailors | Free transfer[22] | ||
| 14 | Petaling Jaya City | Free transfer[23] | ||
| 11 | Kuala Lumpur | Free transfer[24] | ||
| 9 | PDRM | Free transfer | ||
Mid-season
| No. | Position | Player | Transferred to | Ref |
|---|---|---|---|---|
| 8 | Kedah Darul Aman | Undisclosed[25] | ||
| 19 | Unattached | |||
| 32 | Unattached | |||
| No. | Position | Player | Ref |
|---|---|---|---|
| 1 | [26] | ||
| 2 | |||
JDT Invitation Cup (19-25 February 2021)
Others
Shah Alam City Cup (19–23 February 2021)
Others
See main article: 2021 Malaysia Super League.
See main article: 2021 Malaysia Cup.
The draw for the group stage was held on 15 September 2021.[27]
See main article: 2021 Malaysia Cup knockout stage.
See main article: 2021 AFC Cup. On 11 November 2020, the AFC approved a new calendar for the competition due to the COVID-19 pandemic, where the group stage is played as centralized single round-robin tournament, and the preliminary round, play-off round, and ASEAN Zone semi-finals and final are played as a single match.[28]
Teams from ASEAN Zone will not compete in the knockout stage, due to the cancellation of group stage matches in ASEAN Zone.[29]
Players with no appearances not included in the list.|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-! colspan="16" style="background:#dcdcdc; text-align:center"| Players transferred out during the season|-|-|}
Players with no appearances not included in the list.|-|}
| Rank | No. | Pos. | Player | League | Malaysia Cup | Total | |
|---|---|---|---|---|---|---|---|
| 1 | 24 | GK | Suhaimi Husin | 3 | 0 | 0 | |
| 2 | GK | 0 | 0 | 0 | |||
| Totals | 0 | 0 | 0 | ||||