| MD | Players | Club | Nationality | DOB | A(D) |
|---|---|---|---|---|---|
| 16-Dec-2017 |  Paul Tupai | Bedford Blues | Samoa | 16-Sep-1974 | 43(92) |
| 17-Dec-2017 |  Alan Paver | Cornish Pirates | England | 28-Nov-1977 | 40(19) |
| 21-Apr-2018 |  Mark Bright | Ealing Trailfinders | New Zealand | 29-Sep-1978 | 39(205) |
| 21-Oct-2017 | Rhys Oakley | Hartpury College | Wales | 16-Sep-1980 | 37(35) |
| 30-Mar-2018 |  Richard List | Doncaster Knights | England | 01-May-1981 | 36(333) |
| 30-Mar-2018 | Colin Quigley | Doncaster Knights | Scotland | 14-May-1981 | 36(320) |
| 17-Dec-2017 | Christopher Morgan | Cornish Pirates | England | 06-Nov-1981 | 36(41) |
| 13-Jan-2018 |  David Lemi | Bristol Bears | Samoa | 10-Feb-1982 | 35(338) |
| 19-Jan-2018 | Tusi Pisi | Bristol Bears | Samoa | 18-Jun-1982 | 35(216) |
| 12-Jan-2018 |  Uili Kolo'ofai | Jersey | Tonga | 29-Sep-1982 | 35(106) |
| 14-Oct-2017 | Aaron Carpenter | Doncaster Knights | Canada | 09-Jan-1983 | 34(279) |
| 20-Jan-2018 | Cameron Mitchell | Richmond | England | 25-Jul-1983 | 34(180) |
| 14-Oct-2017 | Robbie Shaw | Hartpury College | United States | 24-Jul-1983 | 34(83) |
| 30-Mar-2018 | Matthew Challinor | Doncaster Knights | England | 14-Feb-1984 | 34(45) |
| 22-Oct-2017 |  Jonathan Mills | London Scottish | Wales | 12-Feb-1984 | 33(253) |
| 30-Mar-2018 | Douglas Flockhart | Doncaster Knights | Scotland | 25-Nov-1984 | 33(125) |
| 16-Dec-2017 | Dan Sanderson | Leeds Tykes | England | 18-Aug-1984 | 33(120) |
| 21-Apr-2018 | Sam Dickinson | Ealing Trailfinders | England | 28-Jan-1985 | 33(83) |
| 15-Dec-2017 | Giorgi Nemsadze | Bristol Bears | Georgia | 26-Sep-1984 | 33(80) |
| 21-Apr-2018 | Lee Dickson | Bedford Blues | England | 29-Mar-1985 | 33(23) |
| 20-Jan-2018 | Tyson Lewis | Doncaster Knights | England | 01-May-1985 | 32(264) |
| 20-Jan-2018 | Ronnie McLean | Richmond | United States | 05-Jun-1985 | 32(229) |
| 13-Jan-2018 | Michael Hills | Doncaster Knights | England | 11-Jun-1985 | 32(216) |
| 20-Jan-2018 | Richard Mayhew | Leeds Tykes | England | 24-Jun-1985 | 32(210) |
| 13-Jan-2018 | Tom Varndell | Bristol Bears | England | 16-Aug-1985 | 32(150) |
| 20-Jan-2018 | Martin Freeman | Richmond | England | 03-Sep-1985 | 32(139) |
| 19-Jan-2018 | Tom McCartney | Connacht | New Zealand | 06-Sep-1985 | 32(135) |
| 19-Jan-2018 | Siale Piutau | Bristol Bears | Tonga | 13-Oct-1985 | 32(98) |
| 20-Jan-2018 | Chris Czekaj | Bedford Blues | Wales | 14-Dec-1985 | 32(37) |
| 22-Oct-2017 | Chris Fuca | Cornish Pirates | England | 16-Sep-1985 | 32(36) |
| 21-Oct-2017 | Matt Gilbert | Hartpury College | England | 09-Oct-1985 | 32(12) |
| 21-Oct-2017 | Robert McCusker | Ospreys | Wales | 12-Oct-1985 | 32(9) |
| 21-Oct-2017 | Dan Murphy | Hartpury College | England | 27-Oct-1985 | 31(360) |
| 21-Apr-2018 | Alex Rae | Bedford Blues | England | 02-Jun-1986 | 31(323) |
| 20-Jan-2018 | Chris Walker | London Scottish | New Zealand | 27-Mar-1986 | 31(299) |
| 20-Jan-2018 |  Michael Bent | Leinster | Ireland | 25-Apr-1986 | 31(270) |
| 19-Jan-2018 |  Toby Williams | Rotherham Titans | England | 15-May-1986 | 31(249) |
| 20-Jan-2018 | Mike Myerscough | Leeds Tykes | England | 28-May-1986 | 31(237) |
| 13-Jan-2018 | Jordan Crane | Bristol Bears | England | 03-Jun-1986 | 31(225) |
| 13-Jan-2018 | Alex Davies | Leeds Tykes | England | 21-Jun-1986 | 31(207) |
| 13-Jan-2018 | Nick Fenton-Wells | Bristol Bears | South Africa | 11-Aug-1986 | 31(155) |
| 16-Dec-2017 | Alex Walker | London Scottish | Wales | 31-Jul-1986 | 31(138) |
| 16-Dec-2017 | Dan George | London Scottish | Wales | 10-Aug-1986 | 31(128) |
| 30-Mar-2018 | Jack Ram | Doncaster Knights | Tonga | 14-Jan-1987 | 31(75) |
| 30-Mar-2018 | Alex Shaw | Doncaster Knights | England | 31-Mar-1987 | 30(365) |
| 20-Jan-2018 |  Emyr Phillips | Scarlets | Wales | 22-Feb-1987 | 30(333) |
| 20-Jan-2018 | Will Harries | Ealing Trailfinders | Wales | 30-Mar-1987 | 30(297) |
| 17-Dec-2017 | Rory Damant | Richmond | England | 10-Mar-1987 | 30(283) |
| 30-Mar-2018 | Simon Humberstone | Doncaster Knights | Wales | 03-Jul-1987 | 30(271) |
| 21-Oct-2017 | Ian Grieve | Hartpury College | England | 19-Feb-1987 | 30(245) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).