Leigh| 14 | | Knowsley | | > | | Sat | 28 Apr 1973 | Featherstone R. | 14 | Whitehaven | 4 | | Post Office Road | | > |
| Sat | 28 Apr 1973 | Leeds | 45 | Bramley | 8 | | Headingley | | > |
| Sat | 28 Apr 1973 | Warrington | 30 | Wigan | 15 | | Wilderspool | | > |
| Sun | 29 Apr 1973 | Castleford | 24 | Hull KR | 12 | | Wheldon Road | | > |
| Sun | 29 Apr 1973 | Dewsbury | 29 | Oldham | 14 | | Crown Flatt | | > |
| Sun | 29 Apr 1973 | Salford | 10 | Rochdale H. | 14 | | The Willows | | > |
| Sun | 29 Apr 1973 | Wakefield T. | 33 | Widnes | 6 | | Belle Vue | | > |
| Championship Playoffs - Round 2
|
|---|
| Tue | 01 May 1973 | Featherstone R. | 7 | Dewsbury | 26 | | Post Office Road | | > |
| Wed | 02 May 1973 | Leeds | 30 | Castleford | 5 | | Headingley | | > |
| Wed | 02 May 1973 | St Helens | 28 | Wakefield T. | 0 | | Knowsley | | > |
| Wed | 02 May 1973 | Warrington | 16 | Rochdale H. | 9 | | Wilderspool | | > |
| Championship Playoffs - Semi Final
|
|---|
| Sun | 06 May 1973 | Leeds | 7 | St Helens | 2 | | Headingley | | > |
| Sun | 06 May 1973 | Warrington | 7 | Dewsbury | 12 | | Wilderspool | | > |
| Championship Playoffs - Final
|
|---|
| Sat | 19 May 1973 | Dewsbury | 22 | Leeds | 13 | | Odsal | 18,889 | > |