| • 18/01/2019 Men's Under 18s: Squad selected for 2019 La Manga Tournament |
| # | pos | name | club |
| 12 | G |  Kamil Broda |
 Wisła Kraków |
| 22 | G | Łukasz Konefał | Stal Stalowa Wola |
| 1 | G | Marcel Lotka |  Bayer Leverkusen |
| - | G |  Cezary Miszta |
Legia Warszawa |
| 6 | D | Michał Bogacz | Zagłębie Lubin |
| 15 | D | Alexander Krakowiak |  Toronto FC |
| 5 | D | Kacper Łopata |  Brighton & Hove Albion |
| 3 | D | Mateusz Maćkowiak | RB Leipzig |
| 19 | D | Aleksander Paluszek | Śląsk Wrocław |
| 4 | D | Wiktor Pleśnierowicz | Lech Poznań |
| 2 | D | Kevin Rubaszewski | Borussia Mönchengladbach |
| 18 | D | Karol Smajdor |
Lech Poznań |
| 17 | M | Mateusz Cegiełka | Lechia Gdańsk |
| 13 | M | Javier Hyjek |  Atlético Madrid |
| 14 | M | Michał Karbownik | Legia Warszawa |
| 16 | M | Dawid Lisowski | Korona Kielce |
| - | M | Mateusz Młyński |
Arka Gdynia |
| - | M | Oskar Sewerzyński |
Korona Kielce |
| 11 | M | Kacper Skibicki |
Olimpia Grudziądz |
| 20 | M | Kacper Smoliński |
Pogoń Szczecin |
| 21 | M | Paweł Żuk | Everton |
| 10 | F | Bartosz Białek | Zagłębie Lubin |
| 9 | F | Bartosz Bida | Wigry Suwałki |
| 7 | F | Olaf Kobacki |  Atalanta |
| 8 | F | Maciej Twarowski | Jagiellonia Białystok |
| - | F | Mateusz Żukowski |
Lechia Gdańsk |
| Squad update: |
| • 01/02/2019 Men's Under 18s: Kacper Smoliński has replaced Oskar Sewerzyński in the squad for 2019 La Manga Tournament |
| • 31/01/2019 Men's Under 18s: Kamil Broda, Kacper Skibicki and Karol Smajdor have replaced Cezary Miszta, Mateusz Młyński and Mateusz Żukowski in the squad for 2019 La Manga Tournament |