| ABA League Second Division | |
| Pixels: | 150px |
| Confed: | FIBA Europe |
| First: | 2017–18 |
| Promotion: | ABA League First Division |
| Levels: | 2nd |
| Pyramid: | ABA League system |
| Supercup: | ABA Supercup |
| Confed Cup: | Champions League |
| Champions: |  Spartak Office Shoes (1st title) |
| Season: | 2023–24 |
| Most Champs: | Krka (2 titles) |
| Tv: | Arena Sport |
| Current: | 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.
The ABA League Assembly, held on 24 July 2017, in Belgrade, Serbia, decided to organize the ABA League Second Division with 12 participants. Based on the results in the national championships and by taking into account which clubs have sent applications for participation in the ABA League Second Division, these teams will play in the inaugural season of the ABA League Second Division.[1]
Teams from Bosnia and Herzegovina, Croatia, Montenegro, North Macedonia, Serbia, and Slovenia previously played similar second-tier competition called First B Federal League when they were part of SFR Yugoslavia. The First B Federal League was played for 11 seasons from 1980 to 1991.
On 12 March 2020, the ABA League Assembly temporarily suspended the 2019–20 season due to the COVID-19 pandemic.[2] On 27 May 2020, the ABA League Assembly canceled definitely the season due to the COVID-19 pandemic.[3] On 29 June 2020, the Assembly decided to extend the number of clubs from 12 to 14 until the 2024–25 season.[4]
| width=60 | Season ! | width=180 | Champion ! | width=150 | Runner-up ! | width=150 | Top seed! | width=150 | Champion's Coach ! | width=200 | Finals MVP |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Krka | Sixt Primorska |  Marko Jošilo | |||||||||
| Sixt Primorska |  MZT Skopje | Marko Jagodić-Kuridža | |||||||||
| Canceled due to the COVID-19 pandemic | Borac Čačak | ||||||||||
 Studentski centar | Spars | Marko Tejić | |||||||||
| Zlatibor | MZT Skopje | Dušan Kutlešić | |||||||||
| Krka | Helios Suns | Mate Vucić | |||||||||
| Spartak Office Shoes | Vojvodina MTS | Filip Barna | |||||||||
The champions of the Second Division are promoted to a following Adriatic League First Division season, while the last-placed team in the First Division are relegated to a following season of the Second Division.[1] Also, as of the 2018–19 season, the 11th placed team of the ABA League First Division and the 2nd placed team of the Second Division, will play in the Qualifiers for a spot in the First Division for the following season.[5]
| Season | Promotion to First Division | width=220 | Relegation from First Division |
|---|---|---|---|
| 2016–17 | Krka (14) | ||
| 2017–18 | Krka (1) | MZT Skopje Aerodrom (12) | |
| 2018–19 | Primorska (1) | Petrol Olimpija (12) | |
| 2019–20 | |||
| 2020–21 | Studentski centar (1) | Koper Primorska | |
| 2021–22 | MZT Skopje Aerodrom (Finalist) | Krka (14) | |
| 2022–23 | Krka (Champion) | MZT Skopje Aerodrom (14) | |
| 2023–24 | Spartak Office Shoes (Champion) |
| Team | Home city | Arena | Capacity |
|---|---|---|---|
| Borac | Banja Luka | Borik Sports Hall | |
| Cedevita Junior | Zagreb | Dom Sportova | |
| Helios Suns | Domžale | Komunalni center Hall | |
| MZT Skopje Aerodrom | Skopje | Jane Sandanski | |
| Pelister | Bitola | Sports Hall Boro Čurlevski | |
| Podgorica | Podgorica | Bemax Arena | |
| Šenčur | Šenčur | Šenčur Sports Hall | |
| Šibenka | Šibenik | Baldekin Sports Hall | |
| Široki | Široki Brijeg | Pecara Sports Hall | |
| Spartak | Subotica | Dudova Šuma Hall | |
| Sutjeska | Nikšić | Nikšić Sports Center | |
| TFT Skopje | Skopje | SRC Kale | |
| Vojvodina | SPC Vojvodina | ||
| Zlatibor | Čajetina Sports Hall | ||
The following is a list of clubs that have played in the Second Division, at any time, since its formation in 2017, to the current season.
| 1D | Played in the First Division | ||||||
| Cn. | Canceled season | ||||||
| LR | Lose right to compete in the next season | ||||||
| Defunct | Defunct teams | ||||||
| 1st | Champions | ||||||
| 2nd | Runners-up | ||||||
| SF | Semni-finalists | ||||||
| Bold | Teams playing in the 2022–23 season | ||||||
| R | Regular season winners | ||||||
Note: Statistics are correct through the end of the 2023–24 regular season.
The 2019–20 season was canceled due to COVID-19 pandemic in Europe.
| Team | 18 | 19 | 20 | 21 | 22 | 23 | 24 | Total seasons | Highest finish |
|---|---|---|---|---|---|---|---|---|---|
| scope=row | |||||||||
| Borac Banja Luka | 4 | ||||||||
| 1 | |||||||||
| 1 | |||||||||
| 5 | |||||||||
| Široki | 5 | ||||||||
| 2 | |||||||||
| Cedevita Junior | 1 | ||||||||
| 2 | |||||||||
| Šibenka | 1 | ||||||||
| 3 | |||||||||
| 2 | |||||||||
| Lovćen 1947 | 5 | ||||||||
| Podgorica | 4 | ||||||||
| R | 1 | ||||||||
| Sutjeska | 6 | ||||||||
| 1 | |||||||||
| 1 | |||||||||
| MZT Skopje | R | 5 | |||||||
| Pelister | 3 | ||||||||
| 1 | |||||||||
| TFT Skopje | 2 | ||||||||
| R | 3 | ||||||||
| 3 | |||||||||
| 2 | |||||||||
| 1 | |||||||||
| 1 | |||||||||
| 1 | |||||||||
| Spartak Subotica | R | 1 | |||||||
| Vojvodina | 2 | ||||||||
| 2 | |||||||||
| Zlatibor | 4 | ||||||||
| Helios Suns | R | 6 | |||||||
| 2 | |||||||||
| R | 2 | ||||||||
| 4 | |||||||||
| Šenčur | 2 | ||||||||