2023 Cuban National Series
| 2023 Cuban National Series Serie Nacional de Béisbol 2023 | |
|---|---|
| League | Cuban National Series |
| Sport | Baseball |
| Duration | 29 March – 3 July (regular season) 8 July – 11 August (postseason) |
| Number of games | 75 |
| Number of teams | 16 |
| Regular season | |
| Best record | Las Tunas (45–29) |
| Postseason | |
| Finals champions | Las Tunas (2nd title) |
| Runners-up | Industriales |
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.