The following is a list of alternates for the 2025 Massachusetts Open Championship.
To review Mass Golf’s alternate policy in full, please click here. Any questions about the alternate policy can be directed to Kevin Eldridge via email (keldridge@massgolf.org) or phone (774-430-9103).
| Rank | Name | Affiliation | Qualifying Site | Date Added |
| 1 | Daniel Schwartz | George Wright Golf Course | Woodland GC | 5/20 |
| 2 | Nolan Skaggs | Plymouth Country Club | CC of Pittsfield | |
| 3 | Andrew Pini | Nehoiden Golf Club | George Wright GC | |
| 4 | Henry Stonehouse | Belmont Country Club | Kernwood CC | |
| 5 | Brennen Gillis | Merrimack, NH | Kernwood CC | |
| 6 | Matthew Lucy | Bradford Country Club | George Wright GC | |
| 7 | Chad Bearce | Foxborough Country Club | Woodland GC | |
| 8 | Cole Adams | Pocasset Golf Club | Woodland GC | |
| 9 | Ashwin Arasu | San Diego, CA | CC of Pittsfield | |
| 10 | AJ Bodnar | Ferncroft Country Club | Charter Oak CC | |
| 11 | Dan Mort | Braintree Municipal GC | George Wright GC | |
| 12 | Aidan Emmerich | Kernwood Country Club | Kernwood CC | |
| 13 | Shamus Landers | Boston Golf Club | Woodland GC | |
| 14 | Jordan Walker | Worcester Country Club | CC of Pittsfield | |
| 15 | Brendan Mahoney | Wollaston Golf Club | George Wright GC | |
| 16 | John Cammarano | Wellesley Country Club | Woodland GC | |
| 17 | Shawn Scott | Long Meadow Golf Club | Kernwood CC | |
| 18 | Jesse Zorfas | Framingham Country Club | Kernwood CC | |
| 19 | Peter Ruymann | Marshfield Country Club | Charter Oak CC | |
| 20 | Matthew Casavant | Meadow Brook Golf Club | Kernwood CC | |
| 21 | Daniel Griffiths | Binghamton, NY | CC of Pittsfield | |
| 22 | Nick Antonelli | Atkinson Resort & Country Club | Kernwood CC | |
| 23 | Nolan Crowley | Saratoga Springs, NY | CC of Pittsfield | |
| 24 | Callan Fahey | Wheaton, IL | Kernwood CC | |
| 25 | Andrew Lilley | Oakley Country Club | Ocean Edge GC | |
| 26 | Mark Lallak | Woodland Golf Club | Woodland GC | |
| 27 | Karan Tiwari | Wedgewood Pines Country Club | Charter Oak CC | |
| 28 | Lewis Markham | Forestville, NY | Ocean Edge GC | |
| 29 | Dan Howard | Norfolk Golf Club | Ocean Edge GC |
