| Competition: | Montenegrin First League |
| Season: | 2020–21 |
| Winners: | Budućnost 5th title |
| Relegated: | OFK Titograd |
| Continentalcup1: | Champions League |
| Continentalcup1 Qualifiers: | Budućnost |
| Continentalcup2: | Europa Conference League |
| Continentalcup2 Qualifiers: | Dečić Sutjeska Podgorica |
| Matches: | 180 |
| Total Goals: | 378 |
| League Topscorer: | Božo Marković (16 goals) |
| Biggest Home Win: | Podgorica 4–0 Budućnost (29 August 2020) Rudar 4–0 Iskra (4 October 2020) |
| Highest Scoring: | Sutjeska 4–3 Zeta (6 March 2021) |
| Prevseason: | 2019–20 |
| Nextseason: | 2021–22 |
The 2020–21 Montenegrin First League was the 15th season of the top-tier association football in Montenegro. The season began on 14 August 2020[1] and ended on 25 May 2021. The league winners qualified for a place in the 2021–22 UEFA Champions League.
Budućnost were the defending champions after winning the league in the previous season.[2]
Defender of the title was Budućnost, while other teams which participated in previous season were Sutjeska, Iskra, Zeta, Podgorica, Petrovac, Rudar and Titograd.
Grbalj and Kom were relegated at the end of the previous season.
After earning promotion from the Montenegrin Second League, FK Dečić and FK Jezero competed in the league this season.
The following clubs competed in 2020–21 First League.
| Team | City | Stadium | Capacity | Coach | |
|---|---|---|---|---|---|
| Podgorica | Stadion pod Goricom | 15,230 |  Mladen Milinković | ||
| Tuzi | Stadion Tuško Polje | 2,000 |  Edis Mulalić | ||
| Danilovgrad | Braća Velašević Stadium | 2,500 |  Srđan Nikić | ||
| Plav | Stadion Pod Racinom | 2,500 | Milija Savović | ||
| Petrovac | Stadion pod Malim brdom | 1,630 | Nenad Vukčević | ||
| Podgorica | DG Arena | 4,300 | Milorad Peković | ||
| Pljevlja | Stadion pod Golubinjom | 5,140 | Vuko Bogavac | ||
| Nikšić | Stadion kraj Bistrice | 5,214 | Miljan Radović | ||
| Podgorica | Mladost Stadium | 1,250 | Vladimir Janković | ||
| Golubovci | Stadion Trešnjica | 4,000 | Ratko Dostanić |
Clubs were scheduled to play each other four times for a total of 36 matches each.[3]
The 10th-placed team (against the 3rd-placed team of the Second League) and the 11th-placed team (against the runners-up of the Second League) will both compete in two-legged relegation play-offs after the end of the season.
Iskra won 3–1 on aggregate.----4–4 on aggregate. Petrovac won on penalties.
| Rank | Scorer | Club | Goals | |
|---|---|---|---|---|
| 1 | Božo Marković | Sutjeska | 16 | |
| 2 | Draško Božović | Budućnost | 15 | |
| 3 | Milutin Osmajić | Sutjeska | 13 | |
| 4 | Vuk Striković | Rudar | 12 | |
| 5 | Kristijan Vulaj | Dečić | 11 | |
| 6 | Ilir Camaj | Dečić | 10 | |
| Šaleta Kordić | Podgorica | |||
| 8 | Igor Ivanović | Budućnost | 9 | |
| 9 | Dejan Zarubica | Budućnost | 8 | |
| 10 |  Ndue Mujeci | Jezero | 7 |