Back ABA Liga 2 Spanish Ligue adriatique de basket-ball D2 French ABA Liga 2 Galician הליגה האדריאטית השנייה HE Druga ABA liga Croatian ABA 2 Liga Italian Друга Јадранска лига у кошарци Serbian
 ABA2 League Vertical logo | |
| Founded | July 2017 |
|---|---|
| First season | 2017–18 |
| Country | |
| Confederation | FIBA Europe |
| Number of teams | 14 |
| Level on pyramid | 2nd |
| Promotion to | ABA League First Division |
| Supercup | ABA Supercup |
| International cup(s) | Champions League |
| Current champions |  Spartak Office Shoes (1st title) (2023–24) |
| Most championships |  Krka (2 titles) |
| TV partners | Arena Sport |
| Website | druga.aba-liga.com |
 2023–24 season | |
The ABA League Second Division, also ABA League 2, is the 2nd-tier men's basketball division of the ABA League system. It is run by the ABA League JTD. It is a regional competition between men's professional clubs from six countries: Bosnia and Herzegovina, Croatia, Montenegro, North Macedonia, Serbia, and Slovenia.