John Corcoran - Teams Played Against
| Team | Games | Tries | Goals | DropGoals | Points | First Game Against | Last Game Against |
|---|---|---|---|---|---|---|---|
| Batley Bulldogs | 4 | 1 | 0 | 0 | 3 | 17 Sep 1978 | 25 Jan 1981 |
| Bradford Bulls | 3 | 0 | 0 | 0 | 0 | 26 Dec 1979 | 06 Apr 1980 |
| Bramley | 4 | 0 | 0 | 0 | 0 | 04 Feb 1979 | 05 Apr 1981 |
| Castleford Tigers | 2 | 0 | 0 | 0 | 0 | 07 Sep 1979 | 30 Mar 1980 |
| Dewsbury Rams | 5 | 1 | 0 | 0 | 3 | 10 Sep 1978 | 11 Apr 1981 |
| Doncaster | 3 | 0 | 0 | 0 | 0 | 07 May 1979 | 08 Mar 1981 |
| Halifax Panthers | 3 | 0 | 0 | 0 | 0 | 10 May 1979 | 07 Dec 1980 |
| Highfield/Liverpool/Huyton | 3 | 0 | 0 | 0 | 0 | 23 Nov 1980 | 09 Apr 1981 |
| Huddersfield Giants | 2 | 0 | 0 | 0 | 0 | 21 Sep 1980 | 21 Dec 1980 |
| Hull FC | 4 | 0 | 0 | 0 | 0 | 19 Nov 1978 | 06 Jan 1980 |
| Hunslet | 2 | 0 | 0 | 0 | 0 | 19 Oct 1980 | 15 Mar 1981 |
| Keighley Cougars | 4 | 0 | 0 | 0 | 0 | 29 Oct 1978 | 17 Apr 1981 |
| Leeds Rhinos | 1 | 0 | 0 | 0 | 0 | 23 Mar 1980 | 23 Mar 1980 |
| Leigh Leopards | 2 | 0 | 0 | 0 | 0 | 24 Feb 1980 | 13 Apr 1980 |
| London Broncos | 2 | 0 | 0 | 0 | 0 | 05 Oct 1980 | 01 Mar 1981 |
| New Zealand | 1 | 0 | 0 | 0 | 0 | 28 Sep 1980 | 28 Sep 1980 |
| Oldham | 3 | 0 | 0 | 0 | 0 | 26 Nov 1978 | 06 Sep 1981 |
| Rochdale Hornets | 2 | 0 | 0 | 0 | 0 | 16 Nov 1980 | 08 Feb 1981 |
| Salford Red Devils | 1 | 0 | 0 | 0 | 0 | 20 Jan 1980 | 20 Jan 1980 |
| St. Helens | 2 | 0 | 0 | 0 | 0 | 03 Feb 1980 | 16 Aug 1981 |
| Swinton Lions | 4 | 0 | 0 | 0 | 0 | 03 Sep 1978 | 30 Aug 1981 |
| Wakefield Trinity | 1 | 0 | 0 | 0 | 0 | 20 Apr 1980 | 20 Apr 1980 |
| Warrington Wolves | 3 | 0 | 0 | 0 | 0 | 24 Sep 1978 | 17 Apr 1980 |
| West Hull | 1 | 0 | 0 | 0 | 0 | 16 Sep 1979 | 16 Sep 1979 |
| Whitehaven | 5 | 2 | 0 | 0 | 6 | 18 Aug 1978 | 01 Feb 1981 |
| Widnes Vikings | 1 | 0 | 0 | 0 | 0 | 02 Mar 1980 | 02 Mar 1980 |
| Wigan Warriors | 3 | 1 | 0 | 0 | 3 | 23 Dec 1979 | 20 Apr 1981 |
| Workington Town | 3 | 0 | 0 | 0 | 0 | 30 Sep 1979 | 09 Sep 1981 |
| York Knights | 5 | 0 | 0 | 0 | 0 | 17 Dec 1978 | 02 Apr 1981 |