The 2022–23 ABA League Second Division is the 6th season of the ABA Second Division with 14 teams from Bosnia and Herzegovina, Croatia, Montenegro, North Macedonia, Serbia, and Slovenia participating in it.
On the ABA Assembly session, held on 19 July 2022 in Zagreb, was confirmed clubs for the 2022–23 season.
The labels in the parentheses show how each team qualified for the place of its starting round: Bosnian clubs Leotar[2] and Sloboda Tuzla[3] failed to receive wildcards.
The Regular season is split in five tournaments featuring two or three rounds.
Knock-out elimination phases were played under single-game format.