2023 U-18 Baseball World Cup
| Tournament details | |
|---|---|
| Country | Taiwan |
| Dates | August 31 - September 10 |
| Teams | 12 |
| Final positions | |
| Champions | Japan (1st title) |
| Runners-up | Chinese Taipei |
| Third place | South Korea |
| Fourth place | United States |
| Tournament statistics | |
| Games played | 50 |
The 2023 U-18 Baseball World Cup or the XXXI U-18 Baseball World Cup was an international baseball tournament held by the World Baseball Softball Confederation for players 18-year-old and younger. The 2023 edition was held in Taipei and Taichung, Taiwan from August 31 to September 10, 2023.