| Season | 2021 |
|---|---|
| Dates | 12 March – 21 December 2021 |
| Champions | Tigre (1st title) |
| Promoted | Tigre Barracas Central |
| Relegated | None |
| Matches played | 590 |
| Goals scored | 1,219 (2.07 per match) |
| Top goalscorer | Pablo Magnín (22 goals) |
| Biggest home win | Ferro Carril Oeste 6–0 Indep. Rivadavia (10 September) Ferro Carril Oeste 6–0 San Telmo (26 October) |
| Biggest away win | Def. de Belgrano 1–6 Tristán Suárez (10 July) |
| Highest scoring | Indep. Rivadavia 4–3 San Telmo (22 March) Quilmes 3–4 Alvarado (10 May) Def. de Belgrano 1–6 Tristán Suárez (10 July) |
← 2020 2022 → | |
The 2021 Argentine Primera Nacional, also known as the Campeonato de Primera Nacional 2021,[1] was the 37th season of the Primera Nacional, the second tier of Argentine football. The season began on 12 March 2021 and ended on 21 December 2021. Thirty-five teams competed in the league, thirty returning from the 2020 season, two teams promoted from Torneo Federal A and three from Primera B Metropolitana.
Tigre were the champions, winning their first Primera Nacional title by beating Barracas Central by a 1–0 score in the final played on 22 November 2021 and earned promotion to the Argentine Primera División.[2]