| MD | Players | Club | Nationality | DOB | A(D) |
|---|---|---|---|---|---|
| 13-Jan-2023 |  Baptiste Jauneau | Clermont Auvergne | France | 17-Nov-2003 | 19(57) |
| 15-Jan-2023 |  Suleiman Hartzenberg | Western Stormers | South Africa | 20-May-2003 | 19(240) |
| 22-Jan-2023 |  Chandler Cunningham-South | London Irish | England | 18-Mar-2003 | 19(310) |
| 10-Dec-2022 |  Dafydd Jenkins | Exeter Chiefs | Wales | 05-Dec-2002 | 20(5) |
| 10-Dec-2022 | Bernard van der Linde | Bulls | South Africa | 30-Nov-2002 | 20(10) |
| 14-Jan-2023 | Canan Moodie | Bulls | South Africa | 05-Nov-2002 | 20(70) |
| 09-Dec-2022 | William Joseph | London Irish | England | 15-Sep-2002 | 20(85) |
| 10-Dec-2022 | Reinhardt Ludwig | Bulls | South Africa | 27-Aug-2002 | 20(105) |
| 10-Dec-2022 | Maxine Baudonne | Racing CF | France | 12-Jul-2002 | 20(151) |
| 11-Dec-2022 | Joe Hawkins | Ospreys | Wales | 11-Jun-2002 | 20(183) |
| 14-Jan-2023 | Mateo Garcia | Begles-Bordeaux | France | 08-Jul-2002 | 20(190) |
| 10-Dec-2022 | Nolann Le Garrec | Racing CF | France | 14-May-2002 | 20(210) |
| 13-Jan-2023 | Miles Amatosero | Clermont Auvergne | Australia | 15-Jun-2002 | 20(212) |
| 10-Dec-2022 |  Fin Smith | Northampton Saints | England | 11-May-2002 | 20(213) |
| 10-Dec-2022 | Louis Le Brun | Castres | France | 28-Feb-2002 | 20(285) |
| 18-Dec-2022 |  Fin Baxter | Harlequins | England | 12-Feb-2002 | 20(309) |
| 17-Dec-2022 | Killian Tixeront | Clermont Auvergne | France | 22-Jan-2002 | 20(329) |
| 10-Dec-2022 | Christ Tshiunza | Exeter Chiefs | Wales | 09-Jan-2002 | 20(335) |
| 11-Dec-2022 |  Nathan Doak | Ulster | Ireland | 17-Dec-2001 | 20(359) |
| 16-Dec-2022 |  Arthur Clark | Gloucester | England | 19-Dec-2001 | 20(362) |
| 21-Jan-2023 | Connor Sa | Begles-Bordeaux | France | 22-Jan-2002 | 20(364) |
| 16-Dec-2022 | Freddie Thomas | Gloucester | England | 09-Nov-2001 | 21(37) |
| 14-Jan-2023 |  Jamie Osborne | Leinster | Ireland | 16-Nov-2001 | 21(59) |
| 11-Dec-2022 |  Charlie Atkinson | Leicester Tigers | England | 07-Oct-2001 | 21(65) |
| 17-Dec-2022 | Alexandre Tchaptchet | Lyon OU | France | 26-Sep-2001 | 21(82) |
| 17-Dec-2022 | Yanis Charcosset | Lyon OU | France | 28-Aug-2001 | 21(111) |
| 21-Jan-2023 | Harry Sheridan | Ulster | Ireland | 21-Sep-2001 | 21(122) |
| 13-Jan-2023 | Daniel Bibi Biziwu | Clermont Auvergne | France | 29-Aug-2001 | 21(137) |
| 11-Dec-2022 | George Martin | Leicester Tigers | England | 18-Jun-2001 | 21(176) |
| 11-Dec-2022 | Daniel Kelly | Leicester Tigers | England | 16-Jun-2001 | 21(178) |
| 17-Dec-2022 | Pierre Colonna | Castres | France | 14-Jun-2001 | 21(186) |
| 21-Jan-2023 | Kade Wolhuter | Western Stormers | South Africa | 28-Jun-2001 | 21(207) |
| 10-Dec-2022 | Stephen Varney | Gloucester | Italy | 16-May-2001 | 21(208) |
| 11-Dec-2022 | Jack van Poortvliet | Leicester Tigers | England | 15-May-2001 | 21(210) |
| 21-Jan-2023 | Feibyan Cornell Tukino | Castres | New Zealand | 16-Jun-2001 | 21(219) |
| 10-Dec-2022 | Max Spring | Racing CF | France | 15-Mar-2001 | 21(270) |
| 10-Dec-2022 | Thomas Freeman | Northampton Saints | England | 05-Mar-2001 | 21(280) |
| 16-Dec-2022 | Jack Clement | Gloucester | England | 27-Feb-2001 | 21(292) |
| 21-Jan-2023 | Joe McCarthy | Leinster | Ireland | 26-Mar-2001 | 21(301) |
| 17-Dec-2022 | Tom Stewart | Ulster | Ireland | 11-Jan-2001 | 21(340) |
| 18-Dec-2022 | Anthime Hemery | Racing CF | France | 09-Jan-2001 | 21(343) |
| 10-Dec-2022 | Ethan Dumortier | Lyon OU | France | 29-Dec-2000 | 21(346) |
| 15-Jan-2023 | Connor Evans | Western Stormers | South Africa | 24-Jan-2001 | 21(356) |
| 10-Dec-2022 | Mickael Guillard | Lyon OU | France | 10-Dec-2000 | 21(365) |
| 17-Dec-2022 | Freddie Steward | Leicester Tigers | England | 05-Dec-2000 | 22(12) |
| 11-Dec-2022 | James Whitcombe | Leicester Tigers | England | 20-Nov-2000 | 22(21) |
| 09-Dec-2022 | Juan Martin Gonzalez Samso | London Irish | Argentina | 14-Nov-2000 | 22(25) |
| 16-Dec-2022 | George Barton | Gloucester | England | 07-Nov-2000 | 22(39) |
| 10-Dec-2022 | Tani Vili | Begles-Bordeaux | France | 31-Oct-2000 | 22(40) |
| 01-Apr-2023 | Louis Rees-Zammitt | Gloucester | Wales | 02-Feb-2001 | 22(58) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).