| MD | Players | Club | Nationality | DOB | A(D) |
|---|---|---|---|---|---|
| 29-Jun-2023 |  Tomas Rapetti | Argentina U20 | Argentina | 04-Mar-2005 | 18(117) |
| 04-Jul-2023 | Xavi Taele | New Zealand U20 | New Zealand | 19-Dec-2004 | 18(197) |
| 09-Jul-2023 | Aleksandre Jigauri | Georgia U20 | Georgia | 08-Dec-2004 | 18(213) |
| 29-Jun-2023 | Evan Hill | Wales U20 | Wales | 14-Nov-2004 | 18(227) |
| 29-Jun-2023 | Francesco Bini | Italy U20 | Italy | 07-Nov-2004 | 18(234) |
| 29-Jun-2023 | Lorenzo Elettri | Italy U20 | Italy | 02-Nov-2004 | 18(239) |
| 24-Jun-2023 | Marcos Francesco Gallorini | Italy U20 | Italy | 11-Oct-2004 | 18(256) |
| 24-Jun-2023 | Marko Gazzotti | France U20 | France | 24-Sep-2004 | 18(273) |
| 24-Jun-2023 | Aki Tuivailala | New Zealand U20 | New Zealand | 24-Sep-2004 | 18(273) |
| 04-Jul-2023 | Kian Hire | Wales U20 | Wales | 30-Sep-2004 | 18(277) |
| 24-Jun-2023 | Philip Baselala | Fiji U20 | Fiji | 14-Sep-2004 | 18(283) |
| 24-Jun-2023 | Lucas De La Rua | Wales U20 | Wales | 13-Sep-2004 | 18(284) |
| 24-Jun-2023 | Luka Tsirekidze | Georgia U20 | Georgia | 25-Aug-2004 | 18(303) |
| 24-Jun-2023 | Thomas Duchene | France U20 | France | 25-Aug-2004 | 18(303) |
| 24-Jun-2023 | Toby MacPherson | Australia U20 | Australia | 18-Aug-2004 | 18(310) |
| 24-Jun-2023 | Nicola Bozzo | Italy U20 | Italy | 01-Aug-2004 | 18(327) |
| 29-Jun-2023 | Harry Browne | England U20 | England | 31-Jul-2004 | 18(333) |
| 29-Jun-2023 | Posolo Tuilagi | France U20 | France | 28-Jul-2004 | 18(336) |
| 24-Jun-2023 | Simone Brisighella | Italy U20 | Italy | 19-Jul-2004 | 18(340) |
| 29-Jun-2023 | Tom Allen | New Zealand U20 | New Zealand | 23-Jul-2004 | 18(341) |
| 04-Jul-2023 | Lino Julien | France U20 | France | 27-Jul-2004 | 18(342) |
| 24-Jun-2023 | Faustino Sanchez Valarolo | Argentina U20 | Argentina | 08-Jul-2004 | 18(351) |
| 09-Jul-2023 | Tornike Ganiashvili | Georgia U20 | Georgia | 15-Jul-2004 | 18(359) |
| 14-Jul-2023 | Joseph Bailey | England U20 | England | 06-Jul-2004 | 19(7) |
| 24-Jun-2023 | Benjamin Elizalde | Argentina U20 | Argentina | 14-Jun-2004 | 19(9) |
| 24-Jun-2023 | Nalani May | Fiji U20 | Fiji | 05-Jun-2004 | 19(18) |
| 04-Jul-2023 | Andy Timo | France U20 | France | 28-May-2004 | 19(36) |
| 24-Jun-2023 | Ronan Leahy | Australia U20 | Australia | 18-May-2004 | 19(36) |
| 24-Jun-2023 | Yoshitaka Yazaki | Japan U20 | Japan | 12-May-2004 | 19(42) |
| 24-Jun-2023 | Jurenzo Julius | South Africa U20 | South Africa | 11-May-2004 | 19(43) |
| 29-Jun-2023 | Nathan Michelow | England U20 | England | 16-May-2004 | 19(43) |
| 24-Jun-2023 | JF Van Heerdan | South Africa U20 | South Africa | 06-May-2004 | 19(48) |
| 24-Jun-2023 | Efrain Elias | Argentina U20 | Argentina | 30-Apr-2004 | 19(54) |
| 29-Jun-2023 | Zach Carr | England U20 | England | 03-May-2004 | 19(56) |
| 29-Jun-2023 | Jack Barrett | Australia U20 | Australia | 03-May-2004 | 19(56) |
| 24-Jun-2023 | Harry McLaughlin-Phillips | Australia U20 | Australia | 13-Apr-2004 | 19(71) |
| 29-Jun-2023 | Malachi Wrampling Alec | New Zealand U20 | New Zealand | 15-Apr-2004 | 19(74) |
| 24-Jun-2023 | Louie Hennessey | Wales U20 | Wales | 28-Mar-2004 | 19(87) |
| 24-Jun-2023 | Kosho Muto | Japan U20 | Japan | 23-Mar-2004 | 19(92) |
| 24-Jun-2023 | Brent Liufau | France U20 | France | 21-Mar-2004 | 19(94) |
| 29-Jun-2023 | Giorgi Gergedava | Georgia U20 | Georgia | 23-Mar-2004 | 19(97) |
| 14-Jul-2023 | Craig Wright | England U20 | England | 31-Mar-2004 | 19(104) |
| 04-Jul-2023 | Joe Hopes | Ireland U20 | Ireland | 16-Mar-2004 | 19(109) |
| 29-Jun-2023 | Luka Khorbaladze | Georgia U20 | Georgia | 10-Mar-2004 | 19(110) |
| 04-Jul-2023 | Judah Qoro Saumaisue | Fiji U20 | Fiji | 11-Mar-2004 | 19(114) |
| 24-Jun-2023 | Noa Zinzen | France U20 | France | 24-Feb-2004 | 19(120) |
| 09-Jul-2023 | Juan Manuel Vivas | Argentina U20 | Argentina | 10-Mar-2004 | 19(120) |
| 09-Jul-2023 | Tamaz Tchamiashvili | Georgia U20 | Georgia | 09-Mar-2004 | 19(121) |
| 04-Jul-2023 | Isaac Hutchinson | New Zealand U20 | New Zealand | 02-Mar-2004 | 19(123) |
| 24-Jun-2023 | Lachlan Hooper | Australia U20 | Australia | 19-Feb-2004 | 19(125) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).