New Brunswick[]
- League champion
- Semifinals
- Moncton Wheelers beat Springhill 18 goals to 8 (9-3, 9-5)
- Saint John Maroons beat Fredericton Oddfellows 15 goals to 2 (6-0, 9-2)
- Final
- Saint John Maroons beat Moncton Wheelers 6 goals to 4 (2-2, 4-2)
Prince Edward Island[]
No teams.
Nova Scotia[]
Won by Halifax St Marys.
Regional Final[]
Best of 3
| Date | Winner | Loser | Location |
|---|---|---|---|
| March 10 | Halifax 7 | Saint John 0 | Saint John |
| March 12 | Halifax 8 | Saint John 5 | Halifax |
Halifax St Marys beat Saint John Maroons 2 wins to none.
Halifax St Marys advanced to the 1946-47 Eastern Canada Memorial Cup Playoffs.