The following is a list of alternates for the 2023 Massachusetts Junior Amateur Championship.
To review Mass Golf’s alternate policy in full, please click here. Any questions about the alternate policy can be directed to Matt Killeen via email (mkilleen@massgolf.org) or phone (774-430-9013).
| Rank | Name | Affiliation | Qualifying Site | Date Added |
| 1 | Jack Martin | Kings Way GC | Bayberry Hills GC | 7/16 |
| 2 | Ethan Sullivan | Foxborough CC | Marion GC | 7/17 |
| 3 | Nathan Crowley | Long Meadow GC | Long Meadow GC | 7/16 |
| 4 | Mason Bowie | The Haven CC | Marion GC | 7/16 |
| 5 | Lucas Levasseur | Hopedale CC | Needham GC | 7/20 |
| 6 | Brian MacIntosh | MIAA | Cohasse CC | 7/27 |
| 7 | Noah Ciccolo | USGA/Mass Golf | Marion GC | 7/27 |
| 8 | JP Martin | Charles River CC | Needham GC | |
| 9 | Connor Griffin | MIAA | Cohasse CC | |
| 10 | Ilan Mohd | MIAA | Long Meadow GC | |
| 11 | Redmond Podkowa | Bay Club at Mattapoisett | Marion GC | |
| 12 | Sam Pieczynski | Cohasse CC | Cohasse CC | |
| 13 | Cael Duggan | Highfields G&CC | Cohasse CC | |
| 14 | Braden Yeomans | Bay Club at Mattapoisett | Marion GC | |
| 15 | John Scully | Winchester CC | Agawam Municipal GC | |
| 16 | Will Freudenheim | Nashawtuc CC | Long Meadow GC |
