In the Euro Interleague Baseball Olimpija Karlovac dominated a two-game series against BK Zagreb. Nada SM Split and Apollo Bratislava split their two games this weekend in Group A. In Group B no games were scheduled this past weekend.
Results:
| May 18, 2019 | Zagreb | 3 – 14 | Olimpija | Recap | ||
| May 18, 2019 | Nada | 5 – 8 | Apollo | Recap | ||
| May 19, 2019 | Nada | 16 – 1 | Apollo | Recap | ||
| May 19, 2019 | Zagreb | 1 – 20 | Olimpija | Recap |