2021 Myanmar National League
The 2021 Myanmar National League season was the intended 12th edition of top tier Myanmar National League annual football, the top Myanmar professional league for association football clubs, since its establishment in 2009.
Shan United were the defending champions. Magwe and Southern Myanmar were disbanded after 2020 Myanmar National League season. However, due to political crisis in Myanmar that occurred later, the league was cancelled.
2021 MNL Meeting
President of Myanmar Football Federation for this year's Myanmar National League football season. A video conferencing meeting of the Myanmar National League Committee consisting of the Chairman of the Myanmar National League Committee and the owners / chairmen of MNL Clubs was held this morning.According to the unanimous decision of the meeting, the 2021 MPT MNL-1 football tournament was scheduled to be held from April to September, depending on the outbreak of the COVID-19 virus in 2021. In the 2021 MNL season, Shan United, Hantharwady United, Ayeyawady United, Yangon United, Yadanarbon, Rakhine United, Sagaing United, ISPE FC, including Chinland FC and Myawaddy FC, which were allowed to qualify under MNL Regulations, have decided to hold the tournament with a total of 10 teams. However, ongoing 2021 Myanmar protest had caused concern on the perpetration of the league, with several fans and players joining the movement, thus officially cancelling the league.
Changes from last season
Team changes
Promoted Clubs
Promoted from the 2020 MNL-2Relegated Clubs
Relegated from the 2020 Myanmar National LeagueStadiums and location (2021)
Stadium
| Club | Home City | Stadium | Capacity |
| Ayeyawady United | Pathein | Ayar Stadium | 6,000 |
| Chinland | Hakha | Hakha Stadium * | 4,000 |
| Hantharwady United | Bago | Grand Royal Stadium | 4,000 |
| I.S.P.E | Mandalay | Mandalarthiri Stadium | 30,000 |
| Myawady | Nay Pyi Taw | Wunna Theikdi Stadium | 30,000 |
| Rakhine United | Sittwe | Weithali Stadium | 7,000 |
| Sagaing United | Monywa | Monywa Stadium | 5,000 |
| Shan United | Taunggyi | Taunggyi Stadium | 7,000 |
| Yadanarbon | Mandalay | Bahtoo Stadium | 17,000 |
| Yangon United | Yangon | Yangon United Sports Complex | 3,500 |
– not ready to play. MNL clubs that have not had their home stadia ready to host home matches currently use Aung San Stadium and Thuwunna Stadium in Yangon.
Personnel and sponsoring
Note: Flags indicate national team as has been defined under FIFA eligibility rules. Players may hold more than one non-FIFA nationality.| Team | Head coach | Captain | Kit manufacturer | Shirt sponsor |
| Ayeyawady United | Myo Hlaing Win | |||
| Chinland | ||||
| Hantharwady United | Myo Min Tun | |||
| I.S.P.E | ||||
| Myawady | ||||
| Rakhine United | ||||
| Sagaing United | Zaw Linn Tun | |||
| Shan United | Han Win Aung | |||
| Yadanarbon | Aung Kyaw Moe | |||
| Yangon United | Min Tun Lin |