2023 Union Mens Hockey Schedule
| Oct 8 | 2:00 ET |  | @Army | W 6-0 |
| Oct 13 | 7:00 MT |  | @Colorado College | L 3-7 |
| Oct 14 | 6:00 MT | | @Colorado College | L 2-6 |
| Oct 20 | 7:00 ET |  | Connecticut | W 4-1 |
| Oct 21 | 4:00 ET | | Connecticut | L 0-5 |
| Nov 3 | 7:00 ET |  | Rensselaer | L 6-8 |
| Nov 4 | 7:00 ET | | @Rensselaer | W 5-1 |
| Nov 10 | 7:00 ET |  | @St. Lawrence | W 4-3 |
| Nov 11 | 4:00 ET |  | @Clarkson | L 1-4 |
| Nov 24 | 7:00 ET | Stonehill | W 5-2 | |
| Nov 25 | 4:00 ET | Stonehill | W 4-0 | |
| Dec 1 | 7:00 ET |  | Princeton | W 7-2 |
| Dec 2 | 4:00 ET |  | Quinnipiac | L 0-5 |
| Dec 6 | 7:00 ET |  | Maine | L 1-3 |
| Dec 8 | 7:00 ET |  | @Vermont | W 5-4 |
| Dec 9 | 7:00 ET | | @Vermont | L 1-4 |
| Dec 30 | 7:05 ET |  | @Bentley | L 3-4 |
| Jan 5 | 7:00 ET |  | Brown | L 2-3 |
| Jan 6 | 4:00 ET |  | Yale | L 2-4 |
| Jan 12 | 7:00 ET | | Clarkson | W 5-1 |
| Jan 13 | 4:00 ET | | St. Lawrence | T 2-2 |
| Jan 19 | 7:00 ET |  | @Dartmouth | W 5-1 |
| Jan 20 | 7:00 ET |  | @Harvard | W 5-4 |
| Jan 27 | 6:00 ET | | @Rensselaer | W 5-3 |
| Feb 2 | 7:00 ET | | @Yale | L 1-3 |
| Feb 3 | 7:00 ET | | @Brown | T 4-4 |
| Feb 9 | 7:00 ET |  | Colgate | W 5-3 |
| Feb 10 | 7:00 ET |  | Cornell | L 1-6 |
| Feb 16 | 7:00 ET | | @Quinnipiac | L 2-6 |
| Feb 17 | 7:00 ET | | @Princeton | T 2-2 |
| Feb 23 | 7:00 ET | | Harvard | W 6-2 |
| Feb 24 | 4:00 ET | | Dartmouth | L 4-5 |
| Mar 1 | 7:00 ET | | @Cornell | W 3-2 |
| Mar 2 | 7:00 ET | | @Colgate | L 3-4 |
| Mar 9 | 4:00 ET | | Brown | W 6-0 |
| Mar 15 | 7:00 ET | | @Dartmouth | L 1-3 |
| Mar 16 | 7:00 ET | | @Dartmouth | L 2-4 |