2023 Cuban National Series
The 2023 Cuban National Series was the 62nd season of the league. No longer playing a winter league schedule, the regular season began on 29 March and ended on 3 July. In the series' final playoff round, contested in August, Las Tunas defeated Industriales in a four-game sweep. It was Las Tunas second league championship, having previously won in 2018–19.
Beginning with the 2023 season, the top six teams in the National Series qualified for the top-level Cuban Elite League.
Regular season standings
| Team | G | W | L | Pct. | GB |
| Las Tunas | 74 | 45 | 29 | .609 | |
| Santiago de Cuba | 74 | 43 | 31 | .582 | 2 |
| Artemisa | 75 | 41 | 34 | .547 | 4.5 |
| Sancti Spiritus | 75 | 41 | 34 | .547 | 4.5 |
| Industriales | 75 | 41 | 34 | .547 | 4.5 |
| Matanzas | 75 | 40 | 35 | .534 | 5.5 |
| Camagüey | 75 | 39 | 36 | .520 | 6.5 |
| Ciego de Ávila | 75 | 39 | 36 | .520 | 6.5 |
| Mayabeque | 75 | 39 | 36 | .520 | 6.5 |
| Villa Clara | 75 | 37 | 38 | .494 | 8.5 |
| Holguín | 75 | 36 | 39 | .480 | 9.5 |
| Granma | 74 | 35 | 39 | .473 | 10 |
| Isla de la Juventud | 75 | 35 | 40 | .467 | 10.5 |
| Pinar del Río | 74 | 34 | 40 | .460 | 11 |
| Cienfuegos | 73 | 27 | 46 | .370 | 17.5 |
| Guantánamo | 73 | 24 | 49 | .329 | 20.5 |
Source:
For teams that finished with equal records:
- Artemisa was 3–2 against Sancti Spiritus, and 5–0 against Industriales; Sancti Spiritus was 4–1 against Industriales
- Camagüey was 3–2 against Ciego de Ávila, and 3–2 against Mayabeque; Ciego de Ávila was 3–2 against Mayabeque
Playoffs
The postseason began on July 8, and ended on August 11.Source: