Dewsbury| 6 | | Craven Park | | > | | Sat | 08 Feb 1964 | Blackpool B. | 25 | Doncaster | 2 | | Borough Park | | > |
| Sat | 08 Feb 1964 | Featherstone R. | 60 | Stanningley | 4 | | Post Office Road | | > |
| Sat | 08 Feb 1964 | Halifax | 0 | Batley | 3 | | Thrum | | > |
| Sat | 08 Feb 1964 | Hull KR | 12 | Rochdale H. | 12 | | Craven Park | | > |
| Sat | 08 Feb 1964 | Hunslet | 4 | Wakefield T. | 4 | | Parkside | | > |
| Sat | 08 Feb 1964 | Keighley | 4 | Oldham | 11 | | Lawkholme Lane | | > |
| Sat | 08 Feb 1964 | Leigh | 2 | Widnes | 2 | | Hilton Park | | > |
| Sat | 08 Feb 1964 | Liverpool C. | 3 | Huddersfield | 0 | | Knotty Ash | | > |
| Sat | 08 Feb 1964 | St Helens | 6 | Castleford | 13 | | Knowsley | | > |
| Sat | 08 Feb 1964 | Salford | 10 | Leeds | 6 | | The Willows | | > |
| Sat | 08 Feb 1964 | Whitehaven | 7 | Hull | 4 | | Recreation Gnd | | > |
| Sat | 08 Feb 1964 | Wigan | 15 | Swinton | 15 | | Central Park | | > |
| Sat | 08 Feb 1964 | Workington | 21 | Warrington | 3 | | Derwent Park | | > |
| Sat | 08 Feb 1964 | York | 5 | Bramley | 2 | | Wigginton Rd | | > |
| Tue | 11 Feb 1964 | Rochdale H. | 7 | Hull KR | 22 | | Athletic Ground | | > |
| Wed | 12 Feb 1964 | Swinton | 13 | Wigan | 8 | | Station Road | | > |
| Wed | 12 Feb 1964 | Wakefield T. | 7 | Hunslet | 14 | | Belle Vue | | > |
| Wed | 12 Feb 1964 | Widnes | 11 | Leigh | 11 | | Naughton | | > |
| Mon | 17 Feb 1964 | Widnes | 14 | Leigh | 2 | | Knowsley | | > |
| Challenge Cup - Round 2
|
|---|
| Sat | 29 Feb 1964 | Batley | 6 | Hunslet | 14 | | Mount Pleasant | | > |
| Sat | 29 Feb 1964 | Blackpool B. | 48 | Thames Board Mills | 8 | | Borough Park | | > |
| Sat | 29 Feb 1964 | Oldham | 9 | Featherstone R. | 7 | | Watersheddings | | > |
| Sat | 29 Feb 1964 | Salford | 4 | Barrow | 10 | | The Willows | | > |
| Sat | 29 Feb 1964 | Whitehaven | 5 | Castleford | 29 | | Recreation Gnd | | > |
| Sat | 29 Feb 1964 | Widnes | 16 | Liverpool C. | 6 | | Naughton | | > |
| Sat | 29 Feb 1964 | Workington | 3 | Swinton | 11 | | Derwent Park | | > |
| Sat | 29 Feb 1964 | York | 7 | Hull KR | 23 | | Wigginton Rd | | > |
| Challenge Cup - Round 3
|
|---|
| Sat | 14 Mar 1964 | Blackpool B. | 4 | Castleford | 25 | | Borough Park | | > |
| Sat | 14 Mar 1964 | Hull KR | 38 | Barrow | 4 | | Craven Park | | > |
| Sat | 14 Mar 1964 | Hunslet | 5 | Oldham | 7 | | Parkside | | > |
| Sat | 14 Mar 1964 | Widnes | 5 | Swinton | 5 | | Naughton | | > |
| Wed | 18 Mar 1964 | Swinton | 0 | Widnes | 0 | | Station Road | | > |
| Mon | 23 Mar 1964 | Widnes | 15 | Swinton | 3 | | Central Park | | > |
| Challenge Cup - Semi Final
|
|---|
| Sat | 11 Apr 1964 | Oldham | 5 | Hull KR | 5 | | Headingley | 28,556 | > |
| Wed | 15 Apr 1964 | Oldham | 17 | Hull KR | 14 | | Station Road | 27,209 | > |
| Sat | 18 Apr 1964 | Widnes | 7 | Castleford | 7 | | Station Road | 25,602 | > |
| Mon | 20 Apr 1964 | Hull KR | 12 | Oldham | 2 | | Fartown | 32,757 | > |
| Wed | 22 Apr 1964 | Castleford | 5 | Widnes | 7 | | Belle Vue | 28,732 | > |
| Challenge Cup - Final
|
|---|
| Sat | 09 May 1964 | Widnes | 13 | Hull KR | 5 | | Wembley | 84,488 | > |