Warrington| 8 | | Craven Park | | > | | Sat | 22 Sep 1945 | Liverpool S. | 5 | Belle Vue R. | 5 | | Stanley | | > |
| Sat | 22 Sep 1945 | Oldham | 7 | Wigan | 5 | | Watersheddings | | > |
| Sat | 22 Sep 1945 | Rochdale H. | 7 | Swinton | 2 | | Athletic Ground | | > |
| Sat | 22 Sep 1945 | Widnes | 37 | Salford | 0 | | Naughton | | > |
| Sat | 22 Sep 1945 | Workington | 9 | St Helens | 8 | | Borough Park | | > |
| Lancashire Cup - Rd. 1 (2nd Leg)
|
|---|
| Sat | 29 Sep 1945 | Belle Vue R. | 22 | Liverpool S. | 0 | | Belle Vue | | > |
| Sat | 29 Sep 1945 | St Helens | 21 | Workington | 11 | | Knowsley | | > |
| Sat | 29 Sep 1945 | Salford | 2 | Widnes | 15 | | The Willows | | > |
| Sat | 29 Sep 1945 | Swinton | 9 | Rochdale H. | 2 | | Station Road | | > |
| Sat | 29 Sep 1945 | Warrington | 13 | Barrow | 8 | | Wilderspool | | > |
| Sat | 29 Sep 1945 | Wigan | 19 | Oldham | 0 | | Central Park | | > |
| Lancashire Cup - Round 2
|
|---|
| Wed | 10 Oct 1945 | Swinton | 2 | Wigan | 8 | | Station Road | | > |
| Wed | 10 Oct 1945 | Widnes | 6 | Barrow | 0 | | Naughton | | > |
| Lancashire Cup - Semi Final
|
|---|
| Wed | 17 Oct 1945 | Wigan | 18 | St Helens | 5 | | Central Park | | > |
| Thu | 18 Oct 1945 | Widnes | 10 | Belle Vue R. | 3 | | Naughton | | > |
| Lancashire Cup - Final
|
|---|
| Sat | 27 Oct 1945 | Widnes | 7 | Wigan | 3 | | Wilderspool | 28,184 | > |