The 1978 Amateur World Series was the 25th Amateur World Series (AWS), an international men's amateur baseball tournament. The tournament was sanctioned by the International Baseball Federation (which titled it the Baseball World Cup as of the 1988 tournament). The tournament took place in Italy, only the second time outside the Americas, from 25 August to 6 September, and was won by Cuba – its 15th AWS victory.

There were 11 participating countries, including first-time participants Belgium and Australia.

Rank	Team
1	Cuba
2	United States
3	South Korea
4	Japan
5	Nicaragua
6	Italy
7	Netherlands
8	Mexico
9	Canada
10	Australia
11	Belgium

Batting leaders[1] Statistic Name Total Batting average Roberto Espino .500 Hits Roberto Espino Luis Casanova 16 Runs Antonio Muñoz Tim Wallach 14 Home runs Antonio Muñoz 8 Runs batted in Antonio Muñoz 18 Stolen bases Mitsugu Kobayashi 13

Pitching leaders[1] Statistic Name Total Wins Choi Dong-won Shigekazu Mori 4 Earned run average Mark Thurmond 0.00 Strikeouts Choi Dong-won 45

Award	Player	Ref.
Most Valuable Player	Antonio Muñoz	[1]

• "XXV Baseball World Cup Italy". Baseball World Cup.com. Archived from the original on 27 March 2009.