| 1984–85 Cuban National Series | |
| League: | Cuban National Series |
| Sport: | Baseball |
| No Of Games: | 75 |
| No Of Teams: | 18 |
| Season: | First division |
| Season Champ Name: | Champion |
| Season Champs: | Vegueros (57–18) |
| Season2: | Second division |
| Season Champ2 Name: | Champion |
| Season Champs2: | Forestales (39–36) |
| Seasonslistnames: | SNB |
| Prevseason Link: | 1983–84 Cuban National Series |
| Prevseason Year: | 1983–84 |
| Nextseason Link: | 1985–86 Cuban National Series |
| Nextseason Year: | 1985–86 |
The 24th Cuban National Series saw Vegueros of Pinar del Río Province win the title, outdistancing Camagüey by seven games. The Vegueros roster included notable players Luis Casanova, Omar Ajete, and Omar Linares. Forestales, also from Pinar del Río, again finished atop the second division.
As in the prior season, the league split into two divisions of nine teams after the first half of the season. The 18 teams of the league and the 75-game schedule remained unchanged. This was the last time the league did not have a postseason to determine its champion.
| Team | W | L | Pct. | GB | |
|---|---|---|---|---|---|
| Vegueros (Pinar del Río) | 57 | 18 | .760 | – | |
| 50 | 25 | .666 | 7 | ||
| 46 | 29 | .613 | 11 | ||
| 46 | 29 | .613 | 11 | ||
| 45 | 30 | .600 | 12 | ||
| Industriales (Havana) | 44 | 31 | .586 | 13 | |
| Citricultores (Matanzas) | 43 | 32 | .573 | 14 | |
| 42 | 33 | .560 | 15 | ||
| 32 | 43 | .426 | 25 |
| Team | W | L | Pct. | GB | |
|---|---|---|---|---|---|
| Forestales (Pinar del Río) | 39 | 36 | .520 | – | |
| Henequeneros (Matanzas) | 37 | 38 | .493 | 2 | |
| 32 | 42 | .432 | 6 | ||
| 31 | 44 | .413 | 8 | ||
| 31 | 44 | .413 | 8 | ||
| Metropolitanos (Havana) | 30 | 44 | .405 | 8½ | |
| 24 | 51 | .320 | 15 | ||
| 23 | 52 | .306 | 16 | ||
| 22 | 53 | .293 | 17 |