| MD | Players | Club | Nationality | DOB | A(D) |
|---|---|---|---|---|---|
| 12-Aug-2023 |  Francis Ntamack | France | France | 15-Nov-1972 | 50(270) |
| 12-Aug-2023 |  George Chkhaidze | Georgia | Georgia | 19-Aug-1981 | 41(358) |
| 26-Aug-2023 |  Agustin Creevy | Argentina | Argentina | 15-Mar-1985 | 38(164) |
| 26-Aug-2023 |  Shota Horie | Japan | Japan | 21-Jan-1986 | 37(217) |
| 16-Aug-2023 |  Samiu Ika | Tonga | Tonga | 17-Feb-1986 | 37(180) |
| 26-Aug-2023 |  Willem Petrus Nel | Scotland | Scotland | 30-Apr-1986 | 37(118) |
| 25-Aug-2023 |  Duane Vermeulan | South Africa | South Africa | 03-Jul-1986 | 37(53) |
| 05-Aug-2023 | Deon Andre Fourie | South Africa | South Africa | 25-Sep-1986 | 36(314) |
| 05-Aug-2023 |  Mihai Macovei | Romania | Romania | 29-Oct-1986 | 36(280) |
| 25-Aug-2023 |  Dane Coles | New Zealand | New Zealand | 01-Dec-1986 | 36(267) |
| 05-Aug-2023 |  Danny Care | England | England | 02-Jan-1987 | 36(215) |
| 26-Aug-2023 | Dan Cole | England | England | 09-May-1987 | 36(109) |
| 16-Aug-2023 | Ziggy Fisi'ihoi | Tonga | Tonga | 08-Jun-1987 | 36(69) |
| 05-Aug-2023 | Francisco Gomez Kodela | Argentina | Argentina | 03-Jul-1987 | 36(33) |
| 26-Aug-2023 |  Cian Healy | Ireland | Ireland | 07-Oct-1987 | 35(324) |
| 05-Aug-2023 | Keith Earls | Ireland | Ireland | 02-Oct-1987 | 35(308) |
| 19-Aug-2023 | Alexander Todua | Georgia | Georgia | 02-Nov-1987 | 35(291) |
| 12-Aug-2023 | Andrei Gorin | Romania | Romania | 30-Nov-1987 | 35(256) |
| 19-Aug-2023 |  Dan Lydiatt | Wales | Wales | 18-Dec-1987 | 35(245) |
| 12-Aug-2023 |  Aranos Coetzee | Namibia | Namibia | 14-Mar-1988 | 35(151) |
| 26-Aug-2023 |  Te Ahiwaru Cirikidaveta | Fiji | New Zealand | 12-Apr-1988 | 35(136) |
| 19-Aug-2023 | Levani Botia | Fiji | Fiji | 28-Apr-1988 | 35(113) |
| 05-Aug-2023 |  Matias Benitez | Uruguay | Uruguay | 16-May-1988 | 35(81) |
| 05-Aug-2023 | Casper Viviers | Namibia | Namibia | 01-Jun-1988 | 35(65) |
| 26-Aug-2023 |  Fritz Lee | Manu Samoa | Samoa | 29-Aug-1988 | 34(362) |
| 26-Aug-2023 | Shalva Mamukashvili | Georgia | Georgia | 02-Oct-1988 | 34(328) |
| 26-Aug-2023 | Michael Leitch | Japan | Japan | 07-Oct-1988 | 34(323) |
| 25-Aug-2023 | Sam Whitelock | New Zealand | New Zealand | 12-Oct-1988 | 34(317) |
| 26-Aug-2023 | Nicolas Sanchez | Argentina | Argentina | 26-Oct-1988 | 34(304) |
| 25-Aug-2023 | Aaron Smith | New Zealand | New Zealand | 21-Nov-1988 | 34(277) |
| 12-Aug-2023 |  Samuel Marques | Portugal | Portugal | 08-Dec-1988 | 34(247) |
| 05-Aug-2023 | Dave Kilcoyne | Ireland | Ireland | 14-Dec-1988 | 34(234) |
| 05-Aug-2023 | Leigh Halfpenny | Wales | Wales | 22-Dec-1988 | 34(226) |
| 12-Aug-2023 |  Pablo Huete | Chile | Chile | 11-Jan-1989 | 34(213) |
| 26-Aug-2023 | Seilala Lam | Manu Samoa | Samoa | 18-Feb-1989 | 34(189) |
| 26-Aug-2023 | Courtney Lawes | England | England | 23-Feb-1989 | 34(184) |
| 29-Jul-2023 | Ignacio Silva | Chile | Chile | 16-Feb-1989 | 34(163) |
| 12-Aug-2023 | Mike Tadjer | Portugal | Portugal | 10-Mar-1989 | 34(155) |
| 26-Aug-2023 | Conor Murray | Ireland | Ireland | 20-Apr-1989 | 34(128) |
| 29-Jul-2023 |  Federico Zani | Italy | Italy | 09-Apr-1989 | 34(111) |
| 05-Aug-2023 | Trevor Nyakane | South Africa | South Africa | 04-May-1989 | 34(93) |
| 26-Aug-2023 | Tomas Cubelli | Argentina | Argentina | 12-Jun-1989 | 34(75) |
| 12-Aug-2023 | Anthony Alves | Portugal | Portugal | 23-Jun-1989 | 34(50) |
| 16-Aug-2023 | Leva Fifita | Tonga | Tonga | 29-Jul-1989 | 34(18) |
| 19-Aug-2023 | Willie Le Roux | South Africa | South Africa | 18-Aug-1989 | 34(1) |
| 12-Aug-2023 | Richie Gray | Scotland | Scotland | 24-Aug-1989 | 33(353) |
| 19-Aug-2023 | Ben Youngs | England | England | 05-Sep-1989 | 33(348) |
| 19-Aug-2023 | Peter O'Mahony | Ireland | Ireland | 17-Sep-1989 | 33(336) |
| 12-Aug-2023 | Fonovai Tangimana | Romania | Samoa | 25-Oct-1989 | 33(291) |
| 16-Aug-2023 | Steve Mafi | Tonga | Tonga | 09-Dec-1989 | 33(250) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).