| Club: | Negeri Sembilan |
| Season: | 2020 |
| Manager: | Sazali Saidon |
| Mgrtitle: | Head coach |
| Chairman: | Razman al-Qadri |
| Chrtitle: | President |
| Stadium: | Tuanku Abdul Rahman Stadium |
| League: | Malaysia Premier League |
| League Result: | 11th |
| Cup1: | Malaysia Cup |
| League Topscorer: | Igor Luiz (5) |
| Season Topscorer: | Igor Luiz (5) |
| Prevseason: | 2019 |
| Nextseason: | 2021 |
| Pattern B1: | _black_thin_stripes |
| Pattern So1: | _black_hoops_color |
| Leftarm1: | ffff00 |
| Body1: | ffff00 |
| Rightarm1: | ffff00 |
| Shorts1: | 000 |
| Socks1: | ffff00 |
| Pattern B2: | _blackcollar |
| Pattern So2: | _black_hoops_color |
| Leftarm2: | f00 |
| Body2: | f00 |
| Rightarm2: | f00 |
| Shorts2: | f00 |
| Socks2: | f00 |
| Pattern B3: | _greyblue_sleeve_seams |
| Pattern So3: | _black_hoops_color |
| Leftarm3: | fff |
| Body3: | fff |
| Rightarm3: | fff |
| Shorts3: | fff |
| Socks3: | fff |
The 2020 season was Negeri Sembilan's 97th year in their history and 8th season in Malaysia Premier League since it was first introduced in 2004. Also it was the second season in the Malaysia Premier League since 2019 following relegation 2018 season. Along with the league, the club also participated in the Malaysia FA Cup and the Malaysia Cup.[1] [2] [3] [4]
The club has confirmed to retain all four foreign players from previous season for upcoming 2020 season.[5]
On 9 February 2020, the club has launched the new kits and jerseys.[6]
See main article: 2020 Malaysia Premier League.
[7] |-! colspan="16" style="background:#dcdcdc; text-align:center"| Players transferred out during the season|- |}