1978–79 Cuban National Series
The 18th season of the Cuban National Series saw Sancti Spíritus win its first championship, edging Villa Clara and defending champion Vegueros to win the league with a 39–12 record.
Standings
The league's size was again 18 teams: 11 provinces fielded a single team each, three provinces fielded two teams each, and the special administrative area of Isla de la Juventud fielded a team.| Team | W | L | Pct. | GB |
| Sancti Spíritus | 39 | 12 | .764 | - |
| Villa Clara | 36 | 14 | .720 | 2½ |
| Vegueros | 35 | 14 | .714 | 3 |
| Cienfuegos | 31 | 20 | .607 | 8 |
| Forestales | 30 | 20 | .600 | 8½ |
| Camagüey | 28 | 21 | .571 | 10 |
| Granma | 27 | 21 | .500 | 10½ |
| Citricultores | 28 | 23 | .540 | 11 |
| Ciego de Ávila | 26 | 25 | .509 | 13 |
| Metropolitanos | 25 | 25 | .500 | 13½ |
| Santiago de Cuba | 23 | 28 | .450 | 16 |
| Industriales | 22 | 27 | .440 | 16 |
| Henequeneros | 22 | 29 | .431 | 17 |
| Guantánamo | 21 | 29 | .420 | 17½ |
| Holguín | 19 | 32 | .372 | 20 |
| Las Tunas | 15 | 35 | .300 | 23½ |
| La Habana | 14 | 36 | .280 | 24½ |
| Isla de la Juventud | 10 | 40 | .200 | 28½ |
Source: