| 2023 CLASS AA CHAMPIONSHIP | |||||
| New York State Section XI | |||||
| ROUND 1 | QUARTERFINAL | SEMI FINAL | FINAL | ||
| Tuesday | Friday | Tuesday | Saturday | ||
| February 14, 2023 | February 17, 2023 | February 21, 2023 | February 25, 2023 | ||
| 1 Smithtown West (18-2) | |||||
| 59-49 | 1 Smithtown West (19-2) | ||||
| 9 Sachem North (14-6) | @ Higher Seed | ||||
| 39-63 | |||||
| @Higher Seed | 8 North Babylon (14-7) | ||||
| 8 North Babylon (13-7) | |||||
| 43-48 | 4 Commack (20-3) | ||||
| 5 William Floyd (15-5) | @ Longwood HS | ||||
| 57-55 | |||||
| @Higher Seed | 5 William Floyd (16-5) | ||||
| 12 HH Hiils East (11-9) | |||||
| 34-58 | 4 Commack (19-3) | ||||
| 13 Sachem East (11-9) | @ Higher Seed | ||||
| 32-58 | |||||
| @ Higher Seed | 4 Commack (18-3) | ||||
| 4 Commack (17-3) | |||||
| 46-68 | 7 Brentwood (17-7) | ||||
| @ Stony Brook University | Class AA Champion | ||||
| 3 Bellport (15-5) | |||||
| 60-56 | 3 Bellport (16-5) | ||||
| 11 Centereach (13-7) | @ Higher Seed | ||||
| 45-58 | |||||
| @ Higher Seed | 6 Northport (16-5) | ||||
| 6 Northport (15-5) | |||||
| 59-63 (OT) | 7 Brentwood (16-7) | ||||
| 7 Brentwood (13-7) | @ Longwood HS | ||||
| 76-57 | |||||
| @ Higher Seed | 7 Brentwood (14-7) | ||||
| 10 Smithtown East (14-6) | |||||
| 47-41 | 7 Brentwood (15-7) | ||||
| @ Higher Seed | |||||
| 2 Bay Shore (17-3) | |||||